fix(version): Going backward on version handling

* Source code is the master of version numbering, it then should be copied in git
* Single source of version is __init__.py

FofbTool/__init__.py

@@ -14,4 +14,4 @@ This package is cut in several modules:
 For basic usage, see doc of FofbTool.Utils
 
 """
-from FofbTool._version import version as __version__
+__version__ = "2.2.1"

Makefile

-
-
-VERSION:
-	echo version=\'$(shell git describe --tags | sed 's/\(.*\)-.*/\1/')\' > FofbTool/_version.py
-
-build: VERSION
-	python setup.py sdist
-
-clean:
-	rm -f FofbTool/_version.py

setup.py

 #!/usr/bin/env python
 
 from distutils.core import setup
-from FofbTool._version import version
+from FofbTool.__init__ import __version__
 
 setup(name='FofbTool',
-      version=version,
+      version=__version__,
       description='Python module to operate and configure SOLEIL FOFB.',
       url='https://gitlab.synchrotron-soleil.fr/dg/fofb/fofbtool',
       license="GNU-GPL-v3",