A more clever solid implementation to fix the race condition found in 463c1c14ab79e82578b48d371e7e1f194c5e4f19.
We now delay a checkState() call if find the condition to occur.
Use the new BitmapFactory.Options functionality in the sample
Optimise trimMemory method
Fix possible memory leak caused in 35cd4fbc223c8dca9cde7e53eda1c15571bc8104
[maven-release-plugin] prepare release v2.1
[maven-release-plugin] prepare for next development iteration
Merge tag 'v2.1'

[maven-release-plugin]  copy for tag v2.1
Forgot to update the README
Merge branch 'master' of github.com:chrisbanes/Android-BitmapCache into dev
Fix Copyright Notices
Fix #3
Remove Wrapper class
Add new RecyclePolicy. Allows you to customise the policy in which recycle() is called.
Rename recycle policy Builder mutator.

Previous name implies that it only happens when the memory cache enabled, which is incorrect.
[maven-release-plugin] prepare release v2.1.1
[maven-release-plugin] prepare for next development iteration
Merge tag 'v2.1.1'

[maven-release-plugin]  copy for tag v2.1.1
Merge tag 'v2.1.1'

[maven-release-plugin]  copy for tag v2.1.1
Fix #5: NPE on BitmapLruCache.getFromDiskCache
Update code style + copyrights