[win32] fix includes from kodi-platform
cosmetics: add some empty lines for better readability
add DateTime.cpp and GUIDialogRecordSettings.cpp to the list of sources to be compiled
[win32] add FileUtils.cpp and WindowsUtils.cpp to the list of sources to be compiled
[win32] link against ws2_32.lib
Merge pull request #1 from Montellese/win32

Support building on win32 and some other fixes
some small changes

- use lowercase kodiplatform variables
- use DEPLIBS for extra win32 library