Fixes Various Audio Bugs (#198)

* perf graph overlay/checkbox added

* added toggle Chaperone action

* toggle chaperone non-functional

* fixed chaperone toggle action const to once

* Added Proximity Sensor Action back-end, not implemented via logic Until fixed by valve

* added default WMR controller profile

* formated

* formated steamvrtabcontroller.h

* fixed un-intended change

* fixed audio profile Bug w/ changed devices

* fixed name being used as param instead of ID

* fixed loop logic in saveAudioProfile

* audio profile fix WIP defaults OVR integration

* fixed profile Saves, delete logic and mirror logic needed

* fixed QML format, added TODO message

* Fixed Audio Profile Behavior

* fixed qml reference error

* audiodeviceselector changed qml

* Removed some comments

* changed Visibility slider Minimum to 30% (steamVR minimum allowed)

* fixed mirror/playback same issue

* fixed Audio device refresh bug, removed currently un-used proximity logic (commented out)

* removed dead code

src/tabcontrollers/ChaperoneTabController.cpp

@@ -759,9 +759,9 @@ void ChaperoneTabController::setBoundsVisibility( float value, bool notify )
 {
     if ( m_visibility != value )
     {
-        if ( value <= 0.5f )
+        if ( value <= 0.3f )
         {
-            m_visibility = 0.5f;
+            m_visibility = 0.3f;
         }
         else
         {