Initial work on isolating usage of the Windows header file.
Correct line-endings in the new header file.
Merge updates from trunk.
Further work on Windows header file reform.
Fix comment.
Merge updates from trunk.
Merge updates from trunk.
Fix several header file comments.  No changes to code.
Merge updates from trunk.
Centralize and reform use of the Win32 related include files.
Attempt to fix the build on beagleboard.
Work on cleaning up the MSVC batch build tool integration with Visual Studio 2013.
Create new header file "os_setup.h" used to detect the operating system
at compile-time, and "os_win.h" that contains windows-specific header in
formation.
More modularization work on the MSVC batch build tool.
When building for Windows 8.0 using Visual Studio 2013, make sure the cross-compilation native library path is set correctly.