Added mute and unmute methods
Update podspec version 0.0.8
Merge pull request #36 from kevinrenskers/master

Added mute and unmute methods, increased version to 0.0.8
Merge pull request #37 from johnboiles/master

Adding level metering APIs. Adding casts to get rid of Xcode warnings.
Tidied up code
Updated Audjustable.podspec to 0.0.9
Added logging support
Changed AutoRecoveringHttpDataSource to handle and recover from interrupted streams where CoreFoundation returns EOF rather than an error
Added logging to catch potential HTTP data source errors
Fix AutoRecoveringHttpDataSource raising even with wrong source ref