Remove versioneer (#3)

Author: jacobtomlinson

.gitattributes

@@ -1,4 +1,2 @@
-include versioneer.py
-include sphinx-helm/_version.py
-include sphinx-helm/templates/*.jinja2
-exclude sphinx-helm/tests
+include sphinx_helm/templates/*.jinja2
+exclude sphinx_helm/tests

MANIFEST.in

@@ -1,16 +1,4 @@
 
-# See the docstring in versioneer.py for instructions. Note that you must
-# re-run 'versioneer.py setup' after changing this section, and commit the
-# resulting files.
-
-[versioneer]
-VCS = git
-style = pep440-pre
-versionfile_source = sphinx-helm/_version.py
-versionfile_build = sphinx-helm/_version.py
-tag_prefix =
-parentdir_prefix =
-
 [flake8]
 max-line-length = 120