IMAP permanent flag parsing '\*' incorrectly.
Merge pull request #164 from pitiphong-p/fix-flag-perm-all-parsing

IMAP permanent flag parsing '\*' incorrectly.
Fixed SSL connection to iCloud IMAP
Fixed build
Fixed build on Travis
Improved MIME parsing when encountering "Content-Type: multipart/related; boundary=----=_NextPart_000_0023_5B_DBFDE019.E3E6259B"
Merge remote-tracking branch 'dinhviethoa/master'