Remove some legacy code
Clean up UI locks, plus misc cleanup
Update Distribution Xcode target
HUGE commit: moved all blocking logic into BlockManager, parallelized everything, eliminated Google warnings in favor of weaker blocks
Fix localization bug causing instant crashes
Push app version to 1.4.5
Refactor IPFirewall NSTasks into an NSOperationQueue to fix crashing
Fix weird UI glitch on Mountain Lion
Italian localization
Merge pull request #93 from ilTofa/master

Italian localization thanks to ilTofa
Fix crash by making HostBlocker thread-safe, plus remove deprecated methods
Add ilTofa to translations credits
Remove cache-clearing for all but Safari, for now -- due to corruption issues with Firefox
Kill excess NSLogs
Replaced the slider with popup buttons, allowing for more granular control of the block interval. The default MaxBlockLength is honored to the closest hour.