Preparing a CMakeList.txt file for managing all the build process with cmake
A basic CMakeLists.txt was written, enough for building the current version of the program in Debug or Release modes. README need to be updated with how-to instructions concerning cmake
Global_include.h.in is preprocessed by cmake and become Global_include.h : then this file is included in all other .h files of this program, and provides access to version numbers, etc ...
test subdirectories added