[WO-286] adapt to changes in data model for use of signed msgs and html
Fix scroling in iframe in Chrome App
use new pgpbuilder
[WO-381] Fix bug that displayed ciphertext instead of plaintext
Dont show error popup on pgp decrypt error
Show decrypting/parsing errors in mail reader
[WO-290] Fix bug where plaintext mail body is not shown in outbox
Use tagged deps
Merge pull request #59 from whiteout-io/dev/wo-286

Dev/wo 286
[WO-284] delete mails to trash folder