add CCApplication::get to every platform

loader/include/Geode/cocos/cocos2dx/platform/android/CCApplication.h

@@ -32,6 +32,10 @@ public:
     */
     static CCApplication* sharedApplication();
 
+    GEODE_ADD(
+        static CCApplication* get();
+    );
+
     /**
     @brief Get current language config
     @return Current language config

loader/include/Geode/cocos/cocos2dx/platform/ios/CCApplication.h

@@ -57,6 +57,10 @@ public:
     @js getInstance
     */
     static CCApplication* sharedApplication();
+
+    GEODE_ADD(
+        static CCApplication* get();
+    );
     
     /**
      @brief    Callback by CCDirector for limit FPS.

loader/include/Geode/cocos/cocos2dx/platform/mac/CCApplication.h

@@ -60,6 +60,10 @@ public:
     */
     static CCApplication* sharedApplication();
 
+    GEODE_ADD(
+        static CCApplication* get();
+    );
+
     /**
     @brief Get current language config
     @return Current language config

loader/include/Geode/cocos/cocos2dx/platform/winrt/CCApplication.h

@@ -52,6 +52,10 @@ public:
     */
     static CCApplication* sharedApplication();
 
+    GEODE_ADD(
+        static CCApplication* get();
+    );
+
     /* override functions */
     virtual void setAnimationInterval(double interval);
     virtual ccLanguageType getCurrentLanguage();