Add a mobile platform text file with instructions on how to create projects. iOS and Android currently can't be built using the command line system we use on other platforms, so these instructions provide the means to get Dynamic Windows running on mobile platfoms. There might be better ways to do this, so considering the information a work in progress. Also the Android C++ file had now incorrect requirement information.

# Set these here to change the version for all platforms
DW_MAJOR_VERSION=3
DW_MINOR_VERSION=2