v0.8.1

• [fixed] Incorrect type of then:
• [fixed] Swallowed request callbacks started on none main threads
• [changed] Ignore Content-Type when parsing 204 responses

v0.8.0

• [added] Support tvOS
• [added] Add new OMLazyPromise type
• [changed] Generify OMPromise and OMDeferred
• [changed] Use composition over inheritance to model OMDeferred
• [deprecated] The whole HTTP subspec will get removed un the upcoming release

v0.4.2

• Fix: Possible crashed by overflowed progress

v0.4.1

• Fix: Possible crash caused by trying to store missing error in
  an NSDictionary (#27)

v0.4.0

• Fix: Possible crash caused by missing response object (#26)
• Fix: Anticipating rounding errors in progress checks (#16)
• Fix: Potential crashes caused by improper resource management (#25, #19)
• Feature: Add safe methods to perform state changes and adjustments,
  i.e., tryFulfil:, tryFail: and tryProgress:.
• Feature: Add methods waitForResultWithin: and waitForErrorWithin: to
  simplify testing asynchronous code.
• Feature: Add new collect: combinator: it collects all outcomes of the
  supplied promises, i.e., errors and values. Thus it never fails.
• Feature: Add new relay: combinator: Relays all promise events to a
  specified deferred.
• Feature: Add new always: and always:on: callback handlers.