Added abitlity to retrive video intents

Summary: User are now promted to open video files
with FFmpegExample application

Change-Id: I2f314119080280513cfc54f20819300055fbe2e4
Speed improvments

Summary:
-New color conversion library
-Moved from Bitmap to ANativewWindow
-Changed synchronization method

Change-Id: Ia646a2d1eb4c7bd86c33293446ccd486f7a348cf
Fixed time and end of stream reporting

Summary: User sometimes was not informed about end
of stream because event was skiped timely for performance.
And Information of end of stream was reported only when
last stream frame was video frame.

Change-Id: Id1f179d01c14e3a4d7b95263753c9bbd028d2384
Fixing rendering when surface view will is unavaible

Summary: There were SIGSEGV where rendering occure
while surface was not set or disapear

Change-Id: I2a81f08847b472214e4d410a27b715d944f33f33
Removing log flood

Summary: Removing time measuring from release and changed
log level of one log message.

Change-Id: I2221880f603e53f6f898b744efb50469d7406229