Passcode settings security updates
Merge pull request #485 from khawkins/passcode_updates

Passcode settings security updates
Creating abstract passcode view controller
Running passcode success / failure logic on the main thread
SFAbstractPasscodeViewController should be public
Making readonly property for numAttempts
Some more re-org of passcode functionality
Merge pull request #492 from khawkins/abstract_passcode

Create abstract passcode base class
Updating ThirdPartyDependencies
Merge pull request #493 from khawkins/master

Updating ThirdPartyDependencies
Merge remote-tracking branch 'origin/master' into unstable
Updating ThirdPartyDependencies to unstable