Added Greek help translation
Star icon in message viewer too light w/ dark theme: Closes bgo#724748
Handle null body-text quoting in replies: Closes bgo#714013
Correct message count when saving/removing draft: Closes bgo#724910

ReplayRemoval must be processed in-order with ReplayAppend operations.
By making it local-only, removals could execute before previous append
notifications.
Fix IMAP cx reestablishment logic: Closes bgo#723955

The internal Imap.Folder object was not being closed in all code
paths, causing the re-open to fail every time.  Solution is to
properly close the object and to distinguish between soft and hard
failures when opening a connection to the server.
Add mnemonics to composer fields

Closes: bgo #713843
Merge branch 'master' into wip/unread-status-714865

Conflicts:
	src/engine/imap-engine/imap-engine-minimal-folder.vala