Examples: MSVC: increase warning level from /W3 to /W4 for DirectX examples

Examples: Fix includes order to avoid conflicts between DXSDK_DIR and Windows SDK

Examples: Added 64-bit projects for MSVC

Examples: Refactored directx11_example to be easier to copy & paste into user application.

Examples: Windows examples don't link with imm32.lib by default.

Examples: msvc: output .exe in project directory (not in solution directory).

Examples: DirectX examples applications all have a Console for debugging.

Examples: DirectX11: fixed build setting of Release mode.

Examples: DirectX11: fixed handling of unicode character inputs.

Loading TTF file with stb_truetype. Broke setup API slightly. Font baked, packed with space for custom data. Embeds compressed ProggyClean.

Examples: removed LICENSE file from MSVC project.

Fixed DirectX11 example Release build include

Fixed DirectX11 example to compile with whatever Visual Studio version user has

Added DirectX11 example application (code is too long!)