[sphinx] use versioneer version

docs/conf.py

@@ -58,11 +58,10 @@ def __getattr__(cls, name):
 # If your documentation needs a minimal Sphinx version, state it here.
 #
 # needs_sphinx = '1.0'
-
-from adaptivemd import version as v
+import adaptivemd
 
 print("Generating doc for AdaptiveMD version {version} installed in {path}"
-      .format(version=v.short_version, path=v.__file__))
+      .format(version=adaptivemd.__version__, path=adaptivemd.__path__))
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
@@ -116,9 +115,9 @@ def __getattr__(cls, name):
 # built documents.
 #
 # The short X.Y version.
-version = v.short_version
+version = adaptivemd.__version__
 # The full version, including alpha/beta/rc tags.
-release = v.full_version
+release = adaptivemd.__version__
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.