Bash Argsparse 1.6.1

Changes since 1.6

• argsparse.sh can now be "re-loaded". Some minor fixes.
• unittest: many fixes, allowing the script to run in limited environement such as fedora koji build system.
• spec file: dependencies update

Tarball is available at http://argsparse.livna.org/bash-argsparse-1.6.1.tar.gz