silly js fix
Messages are signed and verified. Openpgp.js fixes

NOTE: fixes an openpgp.js vulnerability
https://github.com/openpgpjs/openpgpjs/issues/108

Removed .min and .small files, we'll have to merge our changes to openpgp.js or compile ourselves.
Subject embedded in body for security
Bugfix: Also encrypt subject&body with self pubKey.
Merge pull request #30 from jaekwon/signed_messages

Signed messages

Signs the subject & body.
The subject gets embedded in the body.
Also fixes a bug in dcposch/master where sent mail doesn't always sign for self, so can't read send email. Oops.