TIMOB-12610 Standardize callback error documentation, start on events.
TIMOB-12610 Added event modifications.
Merge branch 'master' into timob-12610
TIMOB-12610 Added since notes for properties that were added.
TIMOB-12610 Events properties can't handle since, despite handling deprecated since.
Merge branch 'master' into timob-12610

Conflicts:
	apidoc/Titanium/Facebook/Facebook.yml
	apidoc/Titanium/Network/HTTPClient.yml
Merge branch 'master' into timob-12610
TIMOB-12610 Address comments
TIMOB-12610 Media cancels should not be considered successes
Merge pull request #3855 from BlainHamon/timob-12610

Timob 12610