Added info on semantic versioning and branching strategy to CONTRIBUTING.md

Also:
- Added isort to Pipenv dev
- Added setup.cfg to make it easy to run flake8, doc8, and isort directly from the command line without using invoke
- Ran isort to sort includes

1 files changed, 1 insertions, 2 deletions

diff --git a/docs/conf.py b/docs/conf.py
index 9bb2e855..6c6faf0d 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -17,10 +17,9 @@ 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.
 """
-from pkg_resources import get_distribution
-
 # Import for custom theme from Read the Docs
 import sphinx_rtd_theme
+from pkg_resources import get_distribution
 
 # -- General configuration -----------------------------------------------------