properly quote GCC version info to ensure parseable archived easyconfig
change filename for archived easyconfig, to include software name as well
add unit test for parsing archived easyconfig
use quote_str in stats_to_str rather than in get_system_info
fix typo
use --repositorypath directly rather than relying on --prefix
Merge pull request #1028 from boegel/fix_archived_ecs

properly quote GCC version string in archived easyconfig