Basic mod installer implementation

Natives/JavaGUIViewController.h

@@ -0,0 +1,12 @@
+#import <UIKit/UIKit.h>
+
+@interface SurfaceView : UIView {
+    CALayer* layer;
+    CGColorSpaceRef colorSpace;
+    CGDataProviderDirectCallbacks callbacks;
+}
+@end
+
+@interface JavaGUIViewController : UIViewController
+    @property NSString* filepath;
+@end