[cmd] Partial revert of changes about package version:

- Same method for all packages
- Doesn't require an installation for the packaging
- All is dynamic

command_line/cadbiom_cmd/__init__.py

+from pkg_resources import get_distribution
 
-__version__ = "2.0.0"
+__version__ = get_distribution('cadbiom_cmd').version

command_line/setup.cfg

 [metadata]
 name = cadbiom_cmd
-version = attr: cadbiom_cmd.__version__
+#version = attr: cadbiom_cmd.__version__
 description = Command line tools using the Cadbiom software
 description-file = README.md
 long_description_content_type = text/markdown

command_line/setup.py

@@ -28,4 +28,7 @@
 # Standard imports
 from setuptools import setup
 
-setup()
+__PACKAGE_VERSION__ = "2.0.0"
+
+
+setup(version=__PACKAGE_VERSION__)