C++03 Support & Partial Xbox 360 Support (#37)

* WIP C++03 + Xbox 360 Support

* math.h & _USE_MATH_DEFINES on Level.hpp
Updated Xenon vcxproj file for new file structure.

* * Fix bad GUI scale setup.

* * Gui: Use ratios instead of hardcoded sub-1 floating point values, to make the mechanism more clear.

* Add Direct Connect Button and Screen (#30)

* Add Direct Connect Button and Screen

* Remove accidental extra build directories for wasm

* Add DirectConnectScreen.cpp to the CMake

* Use Hungarian coding style notation

* * Fix errors caused by #30

* * Improve the Chat Screen

* * Improve the DirectConnectScreen, among other things.

* * Update the game title once again.

* * Add build-wasm.bat.

* * Add info about compiling for wasm

* * Fix send to specific GUID actually broadcasting to everyone

* * Add command manager.

* * Add writeable configuration.

* * Allow dynamic screen size change on windows

* * Allow the same thing on the emscripten version.

* WIP C++03 + Xbox 360 Support

* Fixed a possible merging issue that broke RakNet?

* Additional Xbox 360 compatability fixes

---------

Co-authored-by: Brent Da Mage <BrentDaMage@users.noreply.github.com>
Co-authored-by: iProgramInCpp <iprogramincpp@gmail.com>
Co-authored-by: ts <124226059+uniformization@users.noreply.github.com>

thirdparty/raknet/CommandParserInterface.cpp

@@ -16,6 +16,8 @@
 
 
 #if   defined(WINDOWS_STORE_RT)
+#elif defined(_XBOX)
+#include <winsockx.h>
 #elif defined(_WIN32)
 // IP_DONTFRAGMENT is different between winsock 1 and winsock 2.  Therefore, Winsock2.h must be linked againt Ws2_32.lib
 // winsock.h must be linked against WSock32.lib.  If these two are mixed up the flag won't work correctly