WMR default binding, Toggle Chaperone Action, frame timing graph, prox sensor back-end (#182)

* 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

src/overlaycontroller.cpp

@@ -558,6 +558,15 @@ void OverlayController::processMotionBindings()
         m_actions.swapSpaceDragToRightHandOverride() );
 }
 
+void OverlayController::processChaperoneBindings()
+{
+    if ( m_actions.chaperoneToggle() )
+    {
+        m_chaperoneTabController.setDisableChaperone(
+            !( m_chaperoneTabController.disableChaperone() ), true );
+    }
+}
+
 void OverlayController::processPushToTalkBindings()
 {
     const auto pushToTalkCannotChange = !m_audioTabController.pttChangeValid();
@@ -590,6 +599,8 @@ void OverlayController::processInputBindings()
     processMotionBindings();
 
     processPushToTalkBindings();
+
+    processChaperoneBindings();
 }
 
 // vsync implementation: