diff --git a/Cargo.lock b/Cargo.lock
index 62f2b94..d07f21e 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -50,6 +50,12 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
 
+[[package]]
+name = "base64"
+version = "0.13.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "904dfeac50f3cdaba28fc6f57fdcddb75f49ed61346676a78c4ffe55877802fd"
+
 [[package]]
 name = "bincode"
 version = "1.3.1"
@@ -68,9 +74,9 @@ checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
 [[package]]
 name = "blake2b_simd"
-version = "0.5.10"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8fb2d74254a3a0b5cac33ac9f8ed0e44aa50378d9dbb2e5d83bd21ed1dc2c8a"
+checksum = "afa748e348ad3be8263be728124b24a24f268266f6f5d58af9d75f6a40b5c587"
 dependencies = [
  "arrayref",
  "arrayvec",
@@ -172,13 +178,10 @@ dependencies = [
 ]
 
 [[package]]
-name = "cloudabi"
-version = "0.1.0"
+name = "const_fn"
+version = "0.4.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4344512281c643ae7638bbabc3af17a11307803ec8f0fcad9fae512a8bf36467"
-dependencies = [
- "bitflags",
-]
+checksum = "c478836e029dcef17fb47c89023448c64f781a046e0300e257ad8225ae59afab"
 
 [[package]]
 name = "constant_time_eq"
@@ -203,27 +206,26 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-epoch"
-version = "0.8.2"
+version = "0.9.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "058ed274caafc1f60c4997b5fc07bf7dc7cca454af7c6e81edffe5f33f70dace"
+checksum = "a1aaa739f95311c2c7887a76863f500026092fb1dce0161dab577e559ef3569d"
 dependencies = [
- "autocfg 1.0.1",
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
+ "const_fn",
  "crossbeam-utils",
  "lazy_static",
- "maybe-uninit",
  "memoffset",
  "scopeguard",
 ]
 
 [[package]]
 name = "crossbeam-utils"
-version = "0.7.2"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
+checksum = "02d96d1e189ef58269ebe5b97953da3274d83a93af647c2ddd6f9dab28cedb8d"
 dependencies = [
  "autocfg 1.0.1",
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "lazy_static",
 ]
 
@@ -283,6 +285,16 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "form_urlencoded"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ece68d15c92e84fa4f19d3780f1294e5ca82a78a6d515f1efaabcc144688be00"
+dependencies = [
+ "matches",
+ "percent-encoding",
+]
+
 [[package]]
 name = "fs2"
 version = "0.4.3"
@@ -317,9 +329,9 @@ checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 
 [[package]]
 name = "futures"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "95314d38584ffbfda215621d723e0a3906f032e03ae5551e650058dac83d4797"
+checksum = "9b3b0c040a1fe6529d30b3c5944b280c7f0dcb2930d2c3062bca967b602583d0"
 dependencies = [
  "futures-channel",
  "futures-core",
@@ -331,9 +343,9 @@ dependencies = [
 
 [[package]]
 name = "futures-channel"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0448174b01148032eed37ac4aed28963aaaa8cfa93569a08e5b479bbc6c2c151"
+checksum = "4b7109687aa4e177ef6fe84553af6280ef2778bdb7783ba44c9dc3399110fe64"
 dependencies = [
  "futures-core",
  "futures-sink",
@@ -341,41 +353,41 @@ dependencies = [
 
 [[package]]
 name = "futures-core"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "18eaa56102984bed2c88ea39026cff3ce3b4c7f508ca970cedf2450ea10d4e46"
+checksum = "847ce131b72ffb13b6109a221da9ad97a64cbe48feb1028356b836b47b8f1748"
 
 [[package]]
 name = "futures-io"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6e1798854a4727ff944a7b12aa999f58ce7aa81db80d2dfaaf2ba06f065ddd2b"
+checksum = "611834ce18aaa1bd13c4b374f5d653e1027cf99b6b502584ff8c9a64413b30bb"
 
 [[package]]
 name = "futures-sink"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0e3ca3f17d6e8804ae5d3df7a7d35b2b3a6fe89dac84b31872720fc3060a0b11"
+checksum = "f878195a49cee50e006b02b93cf7e0a95a38ac7b776b4c4d9cc1207cd20fcb3d"
 
 [[package]]
 name = "futures-task"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96d502af37186c4fef99453df03e374683f8a1eec9dcc1e66b3b82dc8278ce3c"
+checksum = "7c554eb5bf48b2426c4771ab68c6b14468b6e76cc90996f528c3338d761a4d0d"
 dependencies = [
  "once_cell",
 ]
 
 [[package]]
 name = "futures-util"
-version = "0.3.7"
+version = "0.3.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "abcb44342f62e6f3e8ac427b8aa815f724fd705dfad060b18ac7866c15bb8e34"
+checksum = "d304cff4a7b99cfb7986f7d43fbe93d175e72e704a8860787cc95e9ffd85cbd2"
 dependencies = [
  "futures-core",
  "futures-sink",
  "futures-task",
- "pin-project 1.0.1",
+ "pin-project 1.0.2",
  "pin-utils",
  "slab",
 ]
@@ -484,7 +496,7 @@ version = "0.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed18eb2459bf1a09ad2d6b1547840c3e5e62882fa09b9a6a20b1de8e3228848f"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "bitflags",
  "bytes",
  "headers-core",
@@ -562,9 +574,9 @@ checksum = "494b4d60369511e7dea41cf646832512a94e542f68bb9c49e54518e0f468eb47"
 
 [[package]]
 name = "hyper"
-version = "0.13.8"
+version = "0.13.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2f3afcfae8af5ad0576a31e768415edb627824129e8e5a29b8bfccb2f234e835"
+checksum = "f6ad767baac13b44d4529fcf58ba2cd0995e36e7b435bc5b039de6f47e880dbf"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -576,7 +588,7 @@ dependencies = [
  "httparse",
  "httpdate",
  "itoa",
- "pin-project 0.4.27",
+ "pin-project 1.0.2",
  "socket2",
  "tokio",
  "tower-service",
@@ -616,9 +628,9 @@ dependencies = [
 
 [[package]]
 name = "instant"
-version = "0.1.8"
+version = "0.1.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb1fc4429a33e1f80d41dc9fea4d108a88bec1de8053878898ae448a0b52f613"
+checksum = "61124eeebbd69b8190558df225adf7e4caafce0d743919e5d6b19652314ec5ec"
 dependencies = [
  "cfg-if 1.0.0",
 ]
@@ -656,15 +668,15 @@ checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
 
 [[package]]
 name = "libc"
-version = "0.2.80"
+version = "0.2.81"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4d58d1b70b004888f764dfbf6a26a3b0342a1632d33968e4a179d8011c760614"
+checksum = "1482821306169ec4d07f6aca392a4681f66c75c9918aa49641a2595db64053cb"
 
 [[package]]
 name = "lock_api"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "28247cc5a5be2f05fbcd76dd0cf2c7d3b5400cb978a28042abcd4fa0b3f8261c"
+checksum = "dd96ffd135b2fd7b973ac026d28085defbe8983df057ced3eb4f2130b0831312"
 dependencies = [
  "scopeguard",
 ]
@@ -690,23 +702,17 @@ version = "0.1.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7ffc5c5338469d4d3ea17d269fa8ea3512ad247247c30bd2df69e68309ed0a08"
 
-[[package]]
-name = "maybe-uninit"
-version = "2.0.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "60302e4db3a61da70c0cb7991976248362f30319e88850c487b9b95bbf059e00"
-
 [[package]]
 name = "memchr"
-version = "2.3.3"
+version = "2.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3728d817d99e5ac407411fa471ff9800a778d88a24685968b36824eaf4bee400"
+checksum = "0ee1c47aaa256ecabcaea351eae4a9b01ef39ed810004e298d2511ed284b1525"
 
 [[package]]
 name = "memoffset"
-version = "0.5.6"
+version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "043175f069eda7b85febe4a74abbaeff828d9f8b448515d3151a14a3542811aa"
+checksum = "157b4208e3059a8f9e78d559edc658e13df41410cb3ae03979c83130067fdd87"
 dependencies = [
  "autocfg 1.0.1",
 ]
@@ -729,9 +735,9 @@ dependencies = [
 
 [[package]]
 name = "mio"
-version = "0.6.22"
+version = "0.6.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
+checksum = "4afd66f5b91bf2a3bc13fad0e21caedac168ca4c707504e75585648ae80e4cc4"
 dependencies = [
  "cfg-if 0.1.10",
  "fuchsia-zircon",
@@ -748,9 +754,9 @@ dependencies = [
 
 [[package]]
 name = "miow"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
+checksum = "ebd808424166322d4a38da87083bfddd3ac4c131334ed55856112eb06d46944d"
 dependencies = [
  "kernel32-sys",
  "net2",
@@ -778,9 +784,9 @@ dependencies = [
 
 [[package]]
 name = "net2"
-version = "0.2.35"
+version = "0.2.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ebc3ec692ed7c9a255596c67808dee269f64655d8baf7b4f0638e51ba1d6853"
+checksum = "d7cf75f38f16cb05ea017784dc6dbfd354f76c223dba37701734c4f5a9337d02"
 dependencies = [
  "cfg-if 0.1.10",
  "libc",
@@ -799,9 +805,9 @@ dependencies = [
 
 [[package]]
 name = "once_cell"
-version = "1.4.1"
+version = "1.5.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "260e51e7efe62b592207e9e13a68e43692a7a279171d6ba57abd208bf23645ad"
+checksum = "13bd41f508810a131401606d54ac32a467c97172d74ba7662562ebba5ad07fa0"
 
 [[package]]
 name = "opaque-debug"
@@ -817,9 +823,9 @@ checksum = "624a8340c38c1b80fd549087862da4ba43e08858af025b236e509b6649fc13d5"
 
 [[package]]
 name = "parking_lot"
-version = "0.11.0"
+version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4893845fa2ca272e647da5d0e46660a314ead9c2fdd9a883aabc32e481a8733"
+checksum = "6d7744ac029df22dca6284efe4e898991d28e3085c706c972bcd7da4a27a15eb"
 dependencies = [
  "instant",
  "lock_api",
@@ -828,12 +834,11 @@ dependencies = [
 
 [[package]]
 name = "parking_lot_core"
-version = "0.8.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c361aa727dd08437f2f1447be8b59a33b0edd15e0fcee698f935613d9efbca9b"
+checksum = "d7c6d9b8427445284a09c55be860a15855ab580a417ccad9da88f5a06787ced0"
 dependencies = [
- "cfg-if 0.1.10",
- "cloudabi 0.1.0",
+ "cfg-if 1.0.0",
  "instant",
  "libc",
  "redox_syscall",
@@ -901,11 +906,11 @@ dependencies = [
 
 [[package]]
 name = "pin-project"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee41d838744f60d959d7074e3afb6b35c7456d0f61cad38a24e35e6553f73841"
+checksum = "9ccc2237c2c489783abd8c4c80e5450fc0e98644555b1364da68cc29aa151ca7"
 dependencies = [
- "pin-project-internal 1.0.1",
+ "pin-project-internal 1.0.2",
 ]
 
 [[package]]
@@ -921,9 +926,9 @@ dependencies = [
 
 [[package]]
 name = "pin-project-internal"
-version = "1.0.1"
+version = "1.0.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "81a4ffa594b66bff340084d4081df649a7dc049ac8d7fc458d8e628bfbbb2f86"
+checksum = "f8e8d2bf0b23038a4424865103a4df472855692821aab4e4f5c3312d461d9e5f"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -936,6 +941,12 @@ version = "0.1.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c917123afa01924fc84bb20c4c03f004d9c38e5127e3c039bbf7f4b9c76a2f6b"
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6b063f57ec186e6140e2b8b6921e5f1bd89c7356dda5b33acc5401203ca6131c"
+
 [[package]]
 name = "pin-utils"
 version = "0.1.0"
@@ -944,9 +955,9 @@ checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
 
 [[package]]
 name = "ppv-lite86"
-version = "0.2.9"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c36fa947111f5c62a733b652544dd0016a43ce89619538a8ef92724a6f501a20"
+checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
 
 [[package]]
 name = "proc-macro-error"
@@ -1122,7 +1133,7 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7b75f676a1e053fc562eafbb47838d67c84801e38fc1ba459e8f180deabd5071"
 dependencies = [
- "cloudabi 0.0.3",
+ "cloudabi",
  "fuchsia-cprng",
  "libc",
  "rand_core 0.4.2",
@@ -1186,11 +1197,11 @@ dependencies = [
 
 [[package]]
 name = "rust-argon2"
-version = "0.8.2"
+version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9dab61250775933275e84053ac235621dfb739556d5c54a2f2e9313b7cf43a19"
+checksum = "4b18820d944b33caa75a71378964ac46f58517c92b6ae5f762636247c09e78fb"
 dependencies = [
- "base64",
+ "base64 0.13.0",
  "blake2b_simd",
  "constant_time_eq",
  "crossbeam-utils",
@@ -1222,18 +1233,18 @@ checksum = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
 
 [[package]]
 name = "serde"
-version = "1.0.117"
+version = "1.0.118"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b88fa983de7720629c9387e9f517353ed404164b1e482c970a90c1a4aaf7dc1a"
+checksum = "06c64263859d87aa2eb554587e2d23183398d617427327cf2b3d0ed8c69e4800"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.117"
+version = "1.0.118"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cbd1ae72adb44aab48f325a02444a5fc079349a8d804c1fc922aed3f7454c74e"
+checksum = "c84d3526699cd55261af4b941e4e725444df67aa4f9e6a3564f18030d12672df"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1242,9 +1253,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.59"
+version = "1.0.60"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dcac07dbffa1c65e7f816ab9eba78eb142c6d44410f4eeba1e26e4f5dfa56b95"
+checksum = "1500e84d27fe482ed1dc791a56eddc2f230046a040fa908c08bda1d9fb615779"
 dependencies = [
  "itoa",
  "ryu",
@@ -1277,12 +1288,12 @@ dependencies = [
 
 [[package]]
 name = "sha-1"
-version = "0.9.1"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "170a36ea86c864a3f16dd2687712dd6646f7019f301e57537c7f4dc9f5916770"
+checksum = "ce3cdf1b5e620a498ee6f2a171885ac7e22f0e12089ec4b3d22b84921792507c"
 dependencies = [
  "block-buffer 0.9.0",
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "cpuid-bool",
  "digest 0.9.0",
  "opaque-debug 0.3.0",
@@ -1290,12 +1301,12 @@ dependencies = [
 
 [[package]]
 name = "sha2"
-version = "0.9.1"
+version = "0.9.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2933378ddfeda7ea26f48c555bdad8bb446bf8a3d17832dc83e380d444cfb8c1"
+checksum = "6e7aab86fe2149bad8c507606bdb3f4ef5e7b2380eb92350f56122cca72a42a8"
 dependencies = [
  "block-buffer 0.9.0",
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "cpuid-bool",
  "digest 0.9.0",
  "opaque-debug 0.3.0",
@@ -1309,9 +1320,9 @@ checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 
 [[package]]
 name = "sled"
-version = "0.34.4"
+version = "0.34.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f72c064e63fbca3138ad07f3588c58093f1684f3a99f60dcfa6d46b87e60fde7"
+checksum = "1d0132f3e393bcb7390c60bb45769498cf4550bcb7a21d7f95c02b69f6362cdc"
 dependencies = [
  "crc32fast",
  "crossbeam-epoch",
@@ -1325,17 +1336,17 @@ dependencies = [
 
 [[package]]
 name = "smallvec"
-version = "1.4.2"
+version = "1.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fbee7696b84bbf3d89a1c2eccff0850e3047ed46bfcd2e92c29a2d074d57e252"
+checksum = "ae524f056d7d770e174287294f562e95044c68e88dec909a00d2094805db9d75"
 
 [[package]]
 name = "socket2"
-version = "0.3.15"
+version = "0.3.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1fa70dc5c8104ec096f4fe7ede7a221d35ae13dcd19ba1ad9a81d2cab9a1c44"
+checksum = "2c29947abdee2a218277abeca306f25789c938e500ea5a9d4b12a5a504466902"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "libc",
  "redox_syscall",
  "winapi 0.3.9",
@@ -1349,9 +1360,9 @@ checksum = "8ea5119cdb4c55b55d432abb513a0429384878c15dde60cc77b1c99de1a95a6a"
 
 [[package]]
 name = "structopt"
-version = "0.3.20"
+version = "0.3.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "126d630294ec449fae0b16f964e35bf3c74f940da9dca17ee9b905f7b3112eb8"
+checksum = "5277acd7ee46e63e5168a80734c9f6ee81b1367a7d8772a2d765df2a3705d28c"
 dependencies = [
  "clap",
  "lazy_static",
@@ -1360,9 +1371,9 @@ dependencies = [
 
 [[package]]
 name = "structopt-derive"
-version = "0.4.13"
+version = "0.4.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "65e51c492f9e23a220534971ff5afc14037289de430e3c83f9daf6a1b6ae91e8"
+checksum = "5ba9cdfda491b814720b6b06e0cac513d922fc407582032e8706e9f137976f90"
 dependencies = [
  "heck",
  "proc-macro-error",
@@ -1373,9 +1384,9 @@ dependencies = [
 
 [[package]]
 name = "syn"
-version = "1.0.48"
+version = "1.0.54"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cc371affeffc477f42a221a1e4297aedcea33d47d19b61455588bd9d8f6b19ac"
+checksum = "9a2af957a63d6bd42255c359c93d9bfdb97076bd3b820897ce55ffbfbf107f44"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1418,15 +1429,24 @@ dependencies = [
 
 [[package]]
 name = "tinyvec"
-version = "0.3.4"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "238ce071d267c5710f9d31451efec16c5ee22de34df17cc05e56cbc92e967117"
+checksum = "ccf8dbc19eb42fba10e8feaaec282fb50e2c14b2726d6301dbfeed0f73306a6f"
+dependencies = [
+ "tinyvec_macros",
+]
+
+[[package]]
+name = "tinyvec_macros"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
 
 [[package]]
 name = "tokio"
-version = "0.2.22"
+version = "0.2.23"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d34ca54d84bf2b5b4d7d31e901a8464f7b60ac145a284fba25ceb801f2ddccd"
+checksum = "a6d7ad61edd59bfcc7e80dababf0f4aed2e6d5e0ba1659356ae889752dfc12ff"
 dependencies = [
  "bytes",
  "fnv",
@@ -1436,16 +1456,16 @@ dependencies = [
  "memchr",
  "mio",
  "num_cpus",
- "pin-project-lite",
+ "pin-project-lite 0.1.11",
  "slab",
  "tokio-macros",
 ]
 
 [[package]]
 name = "tokio-macros"
-version = "0.2.5"
+version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
+checksum = "e44da00bfc73a25f814cd8d7e57a68a5c31b74b3152a0a1d1f590c97ed06265a"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1475,7 +1495,7 @@ dependencies = [
  "futures-core",
  "futures-sink",
  "log",
- "pin-project-lite",
+ "pin-project-lite 0.1.11",
  "tokio",
 ]
 
@@ -1487,13 +1507,13 @@ checksum = "e987b6bf443f4b5b3b6f38704195592cca41c5bb7aedd3c3693c7081f8289860"
 
 [[package]]
 name = "tracing"
-version = "0.1.21"
+version = "0.1.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b0987850db3733619253fe60e17cb59b82d37c7e6c0236bb81e4d6b87c879f27"
+checksum = "9f47026cdc4080c07e49b37087de021820269d996f581aac150ef9e5583eefe3"
 dependencies = [
- "cfg-if 0.1.10",
+ "cfg-if 1.0.0",
  "log",
- "pin-project-lite",
+ "pin-project-lite 0.2.0",
  "tracing-core",
 ]
 
@@ -1528,7 +1548,7 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0308d80d86700c5878b9ef6321f020f29b1bb9d5ff3cab25e75e23f3a492a23"
 dependencies = [
- "base64",
+ "base64 0.12.3",
  "byteorder",
  "bytes",
  "http",
@@ -1536,7 +1556,7 @@ dependencies = [
  "input_buffer",
  "log",
  "rand 0.7.3",
- "sha-1 0.9.1",
+ "sha-1 0.9.2",
  "url",
  "utf-8",
 ]
@@ -1582,18 +1602,18 @@ dependencies = [
 
 [[package]]
 name = "unicode-normalization"
-version = "0.1.13"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6fb19cf769fa8c6a80a162df694621ebeb4dafb606470b2b2fce0be40a98a977"
+checksum = "a13e63ab62dbe32aeee58d1c5408d35c36c392bba5d9d3142287219721afe606"
 dependencies = [
  "tinyvec",
 ]
 
 [[package]]
 name = "unicode-segmentation"
-version = "1.6.0"
+version = "1.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e83e153d1053cbb5a118eeff7fd5be06ed99153f00dbcd8ae310c5fb2b22edc0"
+checksum = "bb0d2e7be6ae3a5fa87eed5fb451aff96f2573d2694942e40543ae0bbe19c796"
 
 [[package]]
 name = "unicode-width"
@@ -1609,10 +1629,11 @@ checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
 [[package]]
 name = "url"
-version = "2.1.1"
+version = "2.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
+checksum = "5909f2b0817350449ed73e8bcd81c8c3c8d9a7a5d8acba4b27db277f1868976e"
 dependencies = [
+ "form_urlencoded",
  "idna",
  "matches",
  "percent-encoding",
diff --git a/Cargo.toml b/Cargo.toml
index 850a4e6..cda7613 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -10,11 +10,11 @@ dirs = "3.0.1"
 handlebars = "3.5.1"
 hex = "0.4.2"
 rand = "0.7.3"
-serde = { version = "1.0.117", features = ["derive"] }
-serde_json = "1.0.59"
-sha2 = "0.9.1"
-sled = "0.34.4"
-structopt = "0.3.20"
+serde = { version = "1.0.118", features = ["derive"] }
+serde_json = "1.0.60"
+sha2 = "0.9.2"
+sled = "0.34.6"
+structopt = "0.3.21"
 tokio = { version = "0.2.22", features = ["macros", "rt-threaded"] }
 urlencoding = "1.1.1"
 warp = "0.2.5"
diff --git a/src/server.rs b/src/server.rs
index a1543ef..aac2cc1 100644
--- a/src/server.rs
+++ b/src/server.rs
@@ -96,11 +96,19 @@ pub async fn start_server(
 	};
 
 	let handle_admin = {
+		let cache_ads = cache_ads.clone();
 		move |errors: &[ErrorTemplate]| {
 			warp::reply::html(
 				templates
 					.hb
-					.render("admin.html", &AdminTemplate { lang: "fr", errors })
+					.render(
+						"admin.html",
+						&AdminTemplate {
+							lang: "fr",
+							errors,
+							ads: &*cache_ads.read().unwrap(),
+						},
+					)
 					.unwrap_or_else(|e| e.to_string()),
 			)
 		}
@@ -153,6 +161,8 @@ pub async fn start_server(
 
 	let handle_rm_ad = {
 		let handle_index = handle_index.clone();
+		let dbs = dbs.clone();
+		let cache_ads = cache_ads.clone();
 		move |query: RmAdQuery| {
 			let mut hasher = Sha512Trunc256::new();
 			hasher.update(query.psw);
@@ -204,6 +214,33 @@ pub async fn start_server(
 		}
 	};
 
+	let handle_admin_rm_ad = {
+		let handle_index = handle_index.clone();
+		move |query: AdminRmAdQuery| {
+			if let Ok(ad_id) = hex::decode(query.ad) {
+				if let Ok(ad_id) = AdId::try_from(ad_id.as_ref()) {
+					if dbs.ads.remove(&ad_id).unwrap().is_some() {
+						dbs.ads.flush().unwrap();
+						let mut cache_ads = cache_ads.write().unwrap();
+						*cache_ads = to_json(
+							dbs.ads
+								.iter()
+								.filter_map(|x| {
+									let (ad_id, ad) = x.ok()?;
+									Some(AdWithId {
+										id: hex::encode(ad_id.as_ref()),
+										ad: bincode::deserialize::<Ad>(&ad).ok()?,
+									})
+								})
+								.collect::<Vec<AdWithId>>(),
+						);
+					}
+				}
+			}
+			handle_index(&[])
+		}
+	};
+
 	let route_index = warp::path::end().and(warp::get().map(move || handle_index(&[])).or(
 		warp::post().and(
 			warp::body::form::<Query>().map(move |query: Query| match query {
@@ -217,23 +254,48 @@ pub async fn start_server(
 		warp::path::end()
 			.and(
 				warp::cookie("admin")
+					.and(warp::body::form::<AdminQuery>())
 					.map({
-						let handle_admin = handle_admin.clone();
 						let handle_admin_login = handle_admin_login.clone();
 						let config = config.clone();
-						move |psw: String| {
-							if !config.admin_passwords.contains(&psw) {
+						move |psw, query| {
+							dbg!();
+							if config.admin_passwords.contains(&psw) {
+								dbg!();
+								let AdminQuery::RmAdQuery(query) = query;
+								dbg!();
+								handle_admin_rm_ad(query)
+							} else {
+								dbg!();
 								handle_admin_login(&[ErrorTemplate {
 									text: "Mot de passe administrateur invalide",
 								}])
-							} else {
-								handle_admin(&[])
 							}
 						}
 					})
+					.or(warp::cookie("admin").map({
+						let handle_admin = handle_admin.clone();
+						let handle_admin_login = handle_admin_login.clone();
+						let config = config.clone();
+						move |psw| {
+							dbg!();
+							if config.admin_passwords.contains(&psw) {
+								dbg!();
+								handle_admin(&[])
+							} else {
+								dbg!();
+								handle_admin_login(&[ErrorTemplate {
+									text: "Mot de passe administrateur invalide",
+								}])
+							}
+						}
+					}))
 					.or(warp::path::end().map({
 						let handle_admin_login = handle_admin_login.clone();
-						move || handle_admin_login(&[])
+						move || {
+							dbg!();
+							handle_admin_login(&[])
+						}
 					})),
 			)
 			.or(warp::path("login").and(warp::path::end()).and(
@@ -242,14 +304,20 @@ pub async fn start_server(
 					.or(warp::body::form::<AdminLoginQuery>().map({
 						let config = config.clone();
 						move |query: AdminLoginQuery| {
+							dbg!();
 							if config.admin_passwords.contains(&query.psw) {
+								dbg!();
 								warp::reply::with_header(
 									warp::redirect(warp::http::Uri::from_static("/admin")),
 									"Set-Cookie",
-									format!("admin={}; HttpOnly", urlencoding::encode(&query.psw)),
+									format!(
+										"admin={}; path=/; HttpOnly",
+										urlencoding::encode(&query.psw)
+									),
 								)
 								.into_response()
 							} else {
+								dbg!();
 								handle_admin_login(&[ErrorTemplate {
 									text: "Mot de passe administrateur invalide",
 								}])
@@ -258,9 +326,14 @@ pub async fn start_server(
 						}
 					})),
 			))
-			.or(warp::path("logout")
-				.and(warp::path::end())
-				.map(|| warp::redirect(warp::http::Uri::from_static("/")))),
+			.or(warp::path("logout").and(warp::path::end()).map(|| {
+				warp::reply::with_header(
+					warp::redirect::temporary(warp::http::Uri::from_static("/")),
+					"Set-Cookie",
+					"admin=; HttpOnly; path=/; expires=Thu, 01 Jan 1970 00:00:00 GMT",
+				)
+				.into_response()
+			})),
 	);
 
 	warp::serve(route_static.or(route_index).or(route_admin))
@@ -285,6 +358,7 @@ struct AdminLoginTemplate<'a> {
 struct AdminTemplate<'a> {
 	lang: &'a str,
 	errors: &'a [ErrorTemplate<'a>],
+	ads: &'a Json,
 }
 
 #[derive(Serialize)]
@@ -308,6 +382,11 @@ struct RmAdQuery {
 	psw: String,
 }
 
+#[derive(Clone, Debug, Deserialize)]
+struct AdminRmAdQuery {
+	ad: String,
+}
+
 #[derive(Clone, Debug, Deserialize)]
 struct AdminLoginQuery {
 	psw: String,
@@ -322,6 +401,13 @@ enum Query {
 	RmAdQuery(RmAdQuery),
 }
 
+#[derive(Clone, Debug, Deserialize)]
+#[serde(tag = "a")]
+enum AdminQuery {
+	#[serde(rename = "rm_ad")]
+	RmAdQuery(AdminRmAdQuery),
+}
+
 #[derive(Clone, Debug, Deserialize, Serialize)]
 struct Ad {
 	author: String,
diff --git a/templates/admin.html b/templates/admin.html
index e6273a9..07e9cf8 100644
--- a/templates/admin.html
+++ b/templates/admin.html
@@ -23,6 +23,33 @@
 			</div>
 			{{/if}}
 			
+			<form method="post">
+				<table id="ads">
+					<thead>
+						<tr><td></td><th>Annonce</th><th>Quantité</th><th>Prix</th><th>Vendeur</th></tr>
+					</thead>
+					<tbody>
+						{{#each ads}}
+						<tr>
+							<td><input type="radio" name="ad" value="{{this.id}}" required/></td>
+							<td>{{this.ad.title}}</td>
+							<td>{{this.ad.quantity}}</td>
+							<td>{{this.ad.price}}</td>
+							<td>{{#if this.ad.pubkey}}<details><summary>{{this.ad.author}}</summary><br/>{{this.ad.pubkey}}</details>{{else}}{{this.ad.author}}{{/if}}</td>
+						</tr>
+						{{/each}}
+					</tbody>
+				</table>
+				<br/>
+			
+				<input type="hidden" name="a" value="rm_ad" autocomplete="off"/>
+				<fieldset>
+					<legend>Supprimer l'annonce sélectionnée</legend>
+					<input type="submit" value="Supprimer"/>
+				</fieldset>
+			</form>
+			<br/>
+			
 			<hr style="clear: both;"/>
 			
 			<p><a href="https://forum.duniter.org">Toutes les questions techniques ont leur place sur le forum.</a></p>
@@ -30,7 +57,7 @@
 			<p><a href="https://git.p2p.legal/tuxmain/gmarche-rs">Code source</a> sous licence <a href="https://www.gnu.org/licenses/licenses.html#AGPL">GNU AGPL v3</a>. &#129408; Écrit en <a href="https://www.rust-lang.org">Rust</a>. Images de Attilax.<br/>
 				CopyLeft 2020 Pascal Engélibert</p>
 			
-			<p><a href="/">Accueil</a></p> &#8211; <a href="/admin/logout">Verrouiller</a>
+			<p><a href="/">Accueil</a> &#8211; <a href="/admin/logout">Verrouiller</a></p>
 		</div>
 	</body>
 </html>