NSZ v2.1.1

Script python qui permet de compresser vos fichiers NSP vers le format NSZ et inversement

NSZ 2.1.1 Changelog:
Fixed block compression for pip and Nuitka (nsz_win64_portable) by using sys.argv[0] instead of __main__.__file__ so threads no longer need to be prevented from initializing their own nut environment
Made installation instructions easier to see and understand
Scripts to automate testing and publishing