fix docs

docs/conf.py

@@ -12,8 +12,7 @@ with open('../pyotrs/version.py') as f:
 # 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
 # documentation root, use os.path.abspath to make it absolute, like shown here.
-sys.path.insert(0, os.path.abspath('.'))
-sys.path.insert(0, os.path.abspath('../'))
+sys.path.insert(0, os.path.abspath('..'))
 
 # -- General configuration ------------------------------------------------
 

pyotrs/version.py

@@ -4,5 +4,5 @@
 # 3) we can import it into your module module
 """
 
-__version_info__ = ('0', '4', '2')
+__version_info__ = ('0', '5', '1')
 __version__ = '.'.join(__version_info__)