Merge master
Small layout tweak to panels.
Bar controlling bottom panels should be same width as the panels
Add an option to change the font size of our widget

demonstrate in the test and use it to make the logs more readable in edi
Add a simple diff widget based on an incoming diff file.

Load that into edi if we load a diff or patch file
Merge branch 'devs/ajwillia-ms/elm_code'