v4.0.0

• OpenGL preview for blazing fast filter preview.

• Other performance improvements.

• Memory improvements.

• A lot of small improvements and bug fixes.

• We have added the "Overlay" Tool. Read this for more information: http://docs.photoeditorsdk.com/guides/android/v4/features/overlay

• An improved Focus filter.

• GPS tag support for the camera.

• Pinch and zoom in main view and Brush tool.

• Reduced SDK Size

• BRAKING_CHANGE: New Event System, you must update your CustomEventTracker and Class overrides. Please add the APT processor http://docs.photoeditorsdk.com/guides/android/v4/concepts/events