Added scripts and resources files for Windows build server

BuildServer/Windows/CHANGELOG.txt

BuildServer/Windows/LICENSE.txt

BuildServer/Windows/MDANSE_command_shell.bat

BuildServer/Windows/MDANSE_installer.nsi

BuildServer/Windows/MDANSE_launcher.bat

BuildServer/Windows/icons/MDANSE.bmp

BuildServer/Windows/icons/MDANSE.ico

BuildServer/Windows/icons/MDANSE_resized.bmp

BuildServer/Windows/icons/MDANSE_terminal.ico

BuildServer/Windows/icons/MDANSE_uninstall.bmp

BuildServer/Windows/icons/MDANSE_uninstall.ico

BuildServer/Windows/icons/MDANSE_uninstall_resized.bmp

BuildServer/Windows/icons/Thumbs.db

BuildServer/Windows/icons/website.ico

BuildServer/Windows/package.sh

BuildServer/Windows/run_tests.bat

BuildServer/Windows/setup_and_build.bat

BuildServer/Windows/upload.bat

MDANSE/GUI/Icons/mdanse.icns