commit citra submodule

.gitmodules

@@ -59,3 +59,7 @@
 [submodule "ExternalProjects/librcheevos/rcheevos"]
 	path = ExternalProjects/librcheevos/rcheevos
 	url = https://github.com/RetroAchievements/rcheevos.git
+[submodule "citra/citra"]
+	path = citra/citra
+	url = https://github.com/CasualPokePlayer/citra
+	branch = headless

citra/.gitignore

@@ -0,0 +1 @@
+/build

citra/build_release.bat

@@ -0,0 +1,12 @@
+rmdir /s /q build
+mkdir build
+SET GLSLANG_VALIDATOR_DIR="%cd%\glslangValidator"
+cd build
+cmake ..\citra -DENABLE_SDL2=OFF -DUSE_SYSTEM_SDL2=OFF -DENABLE_QT=OFF -DENABLE_QT_TRANSLATION=OFF -DENABLE_QT_UPDATER=OFF ^
+ -DENABLE_TESTS=OFF -DENABLE_DEDICATED_ROOM=OFF -DENABLE_WEB_SERVICE=OFF -DENABLE_CUBEB=OFF -DENABLE_OPENAL=OFF ^
+ -DENABLE_LIBUSB=OFF -DUSE_DISCORD_PRESENCE=OFF -DUSE_SYSTEM_BOOST=OFF -DUSE_SYSTEM_OPENSSL=OFF -DUSE_SYSTEM_LIBUSB=OFF ^
+ -DENABLE_COMPATIBILITY_LIST_DOWNLOAD=OFF -DENABLE_HEADLESS=ON -DCMAKE_PROGRAM_PATH=%GLSLANG_VALIDATOR_DIR% ^
+ -DCMAKE_BUILD_TYPE=Release -DENABLE_LTO=OFF
+:: -DCMAKE_C_COMPILER=clang-cl -DCMAKE_CXX_COMPILER=clang-cl -G Ninja
+::ninja
+::cd ..

citra/citra

@@ -0,0 +1 @@
+Subproject commit 7db8fc2aa41595d1e3393dae2c0f61635d4617e5

src/BizHawk.Bizware.Graphics/OpenGL/SDL2OpenGLContext.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Runtime.InteropServices;
 
 using Silk.NET.OpenGL.Legacy;