Avoid issue when removing unsubscribed connection from presence channel.
Update CHANGELOG.
Add initial support for verbose logging.
Clean up initial support for verbose logging.
Miscellaneous cleanup.
Add missing entry for clean up to CHANGELOG.
Change custom matcher to use RSpec shortcuts.
Minor Cucumber cleanup.
Switch to expect syntax for unit tests.
Clear up a few of the channel tests.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	spec/lib/pusher-fake/channel/presence_spec.rb