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, 3 insertions, 1 deletions

diff --git a/examples/override_parser.py b/examples/override_parser.py
index eecb0e88..b6548388 100755
--- a/examples/override_parser.py
+++ b/examples/override_parser.py
@@ -10,12 +10,14 @@ The following code shows how to override it with your own parser class.
 # See the code for custom_parser.py. It simply defines a parser and calls cmd2.set_default_argument_parser()
 # with the custom parser's type.
 import argparse
-argparse.cmd2_parser_module = 'examples.custom_parser'
 
 # Next import stuff from cmd2. It will import your module just before the cmd2.Cmd class file is imported
 # and therefore override the parser class it uses on its commands.
 from cmd2 import cmd2
 
+argparse.cmd2_parser_module = 'examples.custom_parser'
+
+
 if __name__ == '__main__':
     import sys
     app = cmd2.Cmd(use_ipython=True, persistent_history_file='cmd2_history.dat')