maint: Initial import of code.
  * Add Neptune and Platinum source from PlatinumKit-1-0-5-13_0ab854[1] in src/.
  * Add src/Makefile.am based in [2]

[1] http://sourceforge.net/projects/platinum/
[2] https://github.com/xbmc/xbmc/tree/master/lib/libUPnP.
Fix in NptZip.cpp based in a xbmc patch (xbmc/lib/libUPnP/patches/0001-platinum-fix-compile-error-in-NptZip.cpp.patch).
build: Add build Platinum/Sources/Tests.
build: Add debug flags. Based in old Scons build of Platinum.
build: Add build Platinum/Sources/Apps. Add generated binarys to .gitignore