Exclusive Input + Documentation Changes (#514)

* added input block code

* added exclusive Input action

* test ready exclusive

* working test state

* clean-up and add setting

* removed auto saved file

* added code to set required key

* fixed qml connection issues

* updated readme

* updated documentation

* updated version string

* updated for better directory navigation

* removed un-used code

src/package_files/action_manifest.json

@@ -179,6 +179,11 @@
       "name": "/actions/system/in/PushToTalk",
       "requirement": "optional",
       "type": "boolean"
+    },
+    {
+      "name": "/actions/system/in/ExclusiveInputToggle",
+      "requirement": "optional",
+      "type": "boolean"
     },
 	  {
       "name": "/actions/misc/in/ChaperoneToggle",
@@ -284,6 +289,7 @@
         "/actions/misc/in/YAxisLockToggle" : "Y-Axis Lock Toggle",
         "/actions/misc/in/ZAxisLockToggle" : "Z-Axis Lock Toggle",
         "/actions/system/in/PushToTalk" : "Push To Talk",
+		"/actions/system/in/ExclusiveInputToggle" : "Exclusive Input Toggle",
 		"/actions/misc/in/ChaperoneToggle" : "Chaperone Toggle",
         "/actions/haptic/in/ProxSensor" : "Proximity Sensor",
         "/actions/misc/in/KeyboardOne" : "Keyboard Shortcut One",