3D Physics and Other Stuff

-=-=-=-=-=-=-=-=-=-=-=-=-=

-New Vehicle (Based on Bullet's RaycastVehicle) - Vehiclebody/VehicleWheel. Demo will come soon, old vehicle (CarBody) will go away soon too.
-A lot of fixes to the 3D physics engine
-Added KinematicBody with demo
-Fixed the space query API for 2D (demo will come soon). 3D is WIP.
-Fixed long-standing bug with body_enter/body_exit for Area and Area2D
-Performance variables now includes physics (active bodies, collision pairs and islands)
-Ability to see what's inside of instanced scenes!
-Fixed Blend Shapes (no bs+skeleton yet)
-Added an Android JavaClassWrapper singleton for using Android native classes directly from GDScript. This is very Alpha!

platform/android/java_glue.cpp

@@ -38,7 +38,10 @@
 #include "globals.h"
 #include "thread_jandroid.h"
 #include "core/os/keyboard.h"
+#include "java_class_wrapper.h"
 
+
+static JavaClassWrapper *java_class_wrapper=NULL;
 static OS_Android *os_android=NULL;
 
 
@@ -934,6 +937,8 @@ JNIEXPORT void JNICALL Java_com_android_godot_GodotLib_step(JNIEnv * env, jobjec
 		// ugly hack to initialize the rest of the engine
 		// because of the way android forces you to do everything with threads
 
+		java_class_wrapper = memnew( JavaClassWrapper(_godot_instance ));
+		Globals::get_singleton()->add_singleton(Globals::Singleton("JavaClassWrapper",java_class_wrapper));
 		_initialize_java_modules();
 
 		Main::setup2();