mailcore2 - simple and asynchronous API to work with IMAP, POP, and SMTP

	Commit message (Collapse)	Author	Age
*	Fixed crash, additional memory usage optimization	Hoa V. DINH	2014-10-24
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*	Unify Project Style	CodaFi	2013-12-08
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*	Fixed memory leak on cancellation in ObjC API	Hoa V. Dinh	2013-07-25
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*	Fixed memory leak: operations were retained by the block they owned, which ↵	Hoa V. Dinh	2013-06-28
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*	Check for nil completion blocks. Fixed #15	Hoa V. DINH	2013-04-01
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*	Implemented ObjC API for SMTP and POP	Hoa V. DINH	2013-03-30
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*	Check if progress block is nil before calling it.	Hoa V. DINH	2013-03-26
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*	Progress for ObjC IMAP operations	Hoa V. DINH	2013-03-26
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*	IMAP ObjC async operations implemented	Hoa V. DINH	2013-03-26