Adding jwcrypto
Added preliminary function for pgp signature validation
Finished signature verify function.

Need to call it in which_store when mathing a bia to pgp key
Logic update, fixing space, adding comments
making all of sig_veify rturns be callbacks
Fixed console.log to indicate correct match statement
Fixed logic flaw in which_store as well as fixed (for real this time)
the correct console.log inidcation as to what is being matched
fixing typos and formatting
Got pgp signature verification to work when uploading a pgp key. Need to
get testing on uploading a bia when a pgp key is alread in the key-value
store.