Versioneer

This MR enables Versioneer to have a consistent way for pystencils to get a version string

pystencils_tests/test_version_string.py

@@ -5,7 +5,6 @@ def test_version_string():
     print(version)
 
     numeric_version = [int(x, 10) for x in version.split('.')[0:2]]
-    numeric_version.reverse()
     test_version = sum(x * (100 ** i) for i, x in enumerate(numeric_version))
 
-    assert test_version >= 2
\ No newline at end of file
+    assert test_version >= 200
\ No newline at end of file