removed import for sphinx_rtd_theme

Author: martin-neotech

docs/source/conf.py

@@ -16,7 +16,6 @@
 import sys
 import os
 import shlex
-import sphinx_rtd_theme
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the