Add FastMDX submodule.

Drake53 · Drake53 · commit 68e63c26a59c · 2020-12-16T19:17:32.000+01:00
diff --git a/.gitmodules b/.gitmodules
@@ -1,3 +1,6 @@
 [submodule "submodules/CSharp.lua"]
 	path = submodules/CSharp.lua
 	url = https://github.com/Drake53/CSharp.lua
+[submodule "submodules/FastMDX"]
+	path = submodules/FastMDX
+	url = https://github.com/HanabishiRecca/FastMDX
diff --git a/submodules/FastMDX b/submodules/FastMDX
@@ -0,0 +1 @@
+Subproject commit 4477df2dd083d92d1c4c3164c60d908d7d859581
