sitebricks-mail module: added AUTHENTICATE XOAUTH2 command support for gathering mail from IMAP/SMTP servers
Fixed sitebricks.mail.oauth imports (turned into individual ones)
Unnecessary comment dropped
Merge pull request #61 from pymeat/mail-xoauth2-feature

sitebricks-mail module: AUTHENTICATE XOAUTH2 command for IMAP
Upgraded Jackson from 1.9.x to 2.x
Merge pull request #62 from ecbrodie/master

Upgrade to Jackson 2.x