Bug 901926 - [Email] Email app stops working if attachment contains an IMAP literal. r=asuth

(co-authored with asuth)
Merge pull request #238 from mcav/imap-parsing-bug-901926

 Bug 901926 - [Email] Email app stops working if attachment contains an IMAP literal. r=asuth
Bug 883464 - [email/IMAP] Have imap.js stop entering IDLE state, avoid spamming non-IDLE servers with NOOPs. r=asuth
Merge pull request #245 from mcav/disable-idle-bug-883464

Bug 883464 - [email/IMAP] Have imap.js stop entering IDLE state, avoid spamming non-IDLE servers with NOOPs. r=asuth