Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Merge branch 'master' of https://github.com/CodaFi/mailcore2
Merge pull request #1 from MailCore/master

Syncing my fork...
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
Add allows new permanent flags property in folder info.
Fixed typo in a documentation.
Merge pull request #864 from robario/patch-1

Fixed typo in a documentation.
Fixed date formatter, CoreFoundation format
Use correct constants
Initialize the allow new permanent flags default value.
Merge pull request #855 from pitiphong-p/allows-permanent-flags

Add allows new permanent flags property in folder info.
Updated to libetpan 51ca6bfc3c
Added support for Juno
Update providers.json
Update providers.json
Added entry for mail.com