Merge branch '141-contributing-update' into '2.2-dev'

Slight updates to CONTRIBUTING

See merge request !89

CONTRIBUTING.md

 # On Contributing
 
 ## git
+
 First take a look at [github flow](https://guides.github.com/introduction/flow/)
 as this page gives a good starting point on understanding how to work with `git`
 in an open source repo.
@@ -77,7 +78,13 @@ Example commit description:
 
 ### Merging to the current development branch
 
-Once you've finished work in a branch open a [pull request](https://git.gmu.edu/srct/go/merge_requests/new)
+Once you've finished work in a branch you will need to push your commits to gitlab.
+
+    git push origin ##-branchname
+
+`Origin` is gitlab.
+
+Open a [merge request](https://git.gmu.edu/srct/go/merge_requests/new)
 to start the process of getting your code into the repo. Your code wil be reviewed
 by another member before being merged. Your code must pass our tests and include
 in the description: