Initial UI
Model logic to update the default API version
Route + controller action to handle default api version updates
Angular logic to update the default version
ModuleModel logic returns default version for /admin/api/module

Also added ModuleEntityTest, which was missing.
Set the default version based on /admin/api/module response
Code formatting
Fixes to default versioning UI after rebasing
Whitespace fix
Merge pull request #27 from michaelmoussa/configurable-default-version

Updated Apigility Admin to allow setting of the default API version
Move default version to API overview

- Also added flash messages
s/default-version/default_version/g
CS fixes

- trailing whitespace
Merge branch 'feature/27'

Close #27