Port for macOS (#311)

* merged moonlight-mac with moonlight-ios

* reverted to the original project.pbxproj

* cleaned up the code, fixed lots of unnecessary code duplications

* multicontroller support (not tested)

* new class that can be used for further modularization of the MainFrameViewController

Limelight/Database/TemporarySettings.m

@@ -21,6 +21,7 @@
     self.width = settings.width;
     self.onscreenControls = settings.onscreenControls;
     self.uniqueId = settings.uniqueId;
+    self.streamingRemotely = settings.streamingRemotely;
     
     return self;
 }