adds feature_enabled method to Configuration
Adds a main navbar populated with features that are marked with navbar: 'on'
allow content views to be included on views/page from extrnal features; tweak the value of  so frontpage and edit still work; don't try to add every enabled content view to the edit page - only show ones configured as edit_page_features
doc block for new method in Configuration
Outage Anniversary feature
adds a Makefile target to quickly create scaffolding for a new feature
adds some support for range queries and uses that to select postmortems by date range
adds a report feature that shows postmortems from the last 30 days. sets a stage where more interesting reporting could be done.
Merge pull request #35 from cyberrodent/hackweek1

Outage Anniversary
Merge pull request #37 from cyberrodent/report1

Range Queries and a simple report page
adds edit_page_features to the config example.json