provide elemental TW interactions

* import_tiddler.sh TW TIDDLER
https://talk.tiddlywiki.org/t/how-to-add-extract-modify-tiddlers-from-command-line-to-do-ipfs-media-transfer/4345?u=papiche

* delete_tiddler.sh TW QUERY
https://talk.tiddlywiki.org/t/how-to-filter-and-delete-multiple-tiddlers/4950

add more complex queries ....