Added tests to detect a memory leak.
Fixed a memory leak problem caused by thread-safe collections.
Stopped using thread-safe collections on event listeners.
Merge pull request #5 from natsuki14/master

Fixed a memory leak problem caused by thread-safe collections.
fix spell developped > developed
Merge pull request #6 from ledsun/spell_fix_readme

fix spell developped > developed
Inproved lock object in AnonymousEventHandlerBag.
Livet1.1 Release
Merge branch 'master' of github.com:ugaya40/Livet into WinRT