Merged back audiotrack support from felix lang.
Added audiotrack support to rdpsnd.
Merge branch 'android_build_enhanced' into android_sound
Added new advanced configuration options to redirect sound and microphone.
Added JNI settings for sound and microphone redirection.
Added basic input module for android microphone redirection.
Removed obsolete audiotrack implementation.
Added OpenSLES detection script.
Renamed plugins from 'opensl_es' to 'opensles'
Added CMake configuration options.
Android specific build options added.
Added debugging settings to allow android debugging.
Basic opensles microphone redirection support, data conversion still buggy.
Fixed pulse audio default device name, now working without arguments again.
Initial working microphone redirection for android.
Added debug messages to alsa and pulse microphone backends.
Fixed android shutdown crash.
Added new permissions required for microphone redirection.
Fixed JNI call for microphone redirection.
Increased mimimum android version to API level 9. Required for OpenSLES.
Cleaned up rdpsnd for android, prepared volume control.
Merge branch 'master' of https://github.com/FreeRDP/FreeRDP into android_sound
Deactivated formats not working.
Sound redirection in android client now allows selecting server side sound.
Added triple buffer to avoid gaps between frames.