Further clean up Omni/LegoOmni separation (#423)

* Fix inline functions

* Whitespace

* Try this

* Fix MxEntity

* Further fixes

* Move main out

* Replace tickle code

LEGO1/main.cpp

@@ -0,0 +1,7 @@
+#include <windows.h>
+
+// FUNCTION: LEGO1 0x10091ee0
+__declspec(dllexport) BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved)
+{
+	return TRUE;
+}