Changes

- Automatically set overrideWidth and overrideHeight
- Multi-context moment.
Current status of Forge 1.12.2:

Exception type: EXC_BAD_ACCESS (SIGSEGV)
Exception subtype: KERN_INVALID_ADDRESS: 0x964
Exception codes: 0x0000000000000001, 0x0000000000000964
Culprit: Unknown
VM Protection: 0x964 is not in any region.

Triggered by thread: 20
Thread name:
Call stack:
0   libgl4es_115.dylib  0x000000012196738c 0x121900000 + 422796  //
realize_glenv
1   libgl4es_115.dylib  0x00000001219672dc 0x121900000 + 422620  //
realize_glenv
2   libgl4es_115.dylib  0x0000000121966e78 0x121900000 + 421496  //
fpe_glDrawArrays
3   libgl4es_115.dylib  0x000000012199d4e4 0x121900000 + 644324  //
draw_renderlist
4   libgl4es_115.dylib  0x000000012197e39c 0x121900000 + 517020  //
gl4es_flush
5   libgl4es_115.dylib  0x00000001219609e4 0x121900000 + 395748  //
proxy_glEnable

JavaApp/src/main/java/net/kdt/pojavlaunch/uikit/UIKit.java

@@ -73,6 +73,10 @@ public class UIKit {
     }
 
     public static void callback_SurfaceViewController_launchMinecraft(int width, int height) {
+        MCOptionUtils.load();
+        MCOptionUtils.set("overrideWidth", Integer.toString(width));
+        MCOptionUtils.set("overrideHeight", Integer.toString(height));
+        MCOptionUtils.save();
         System.setProperty("cacio.managed.screensize", width + "x" + height);
 
         GLFW.internalChangeMonitorSize(width, height);