Add Speech request to Wit
Add: WitMic and adjust the project to work on Android studio 0.8.6
Remove the Google Speech rec and use the Wit speach rec instead
Adding VAD C library
[doc]: detailed doc of the public classes
Include libwitvad.so files in the build
Change gradle task name
Fix: Wit vad wrapper warning
Add: detectSpeechStop settings, ON by default
[doc] add link to  wit.ai/docs
fix: libwitvad is very verbose
Merge branch 'master' into SpeechRequest

* master:
  Remove the org.apache.commons.io dependency

Conflicts:
	wit.sdk/build.gradle
Merge pull request #4 from wit-ai/SpeechRequest

Speech request