Link to different states

Use ui-sref to link to the correct states. Allows us to move about
the app.
Merge pull request #8 from bdo-labs/link

Link to different states
Show goal and target in scorecard

This shows the last goal and target added in the scorecard. For future,
this should be taken from a date filter.
Merge pull request #10 from bdo-labs/indicators

Show goal and target in scorecard
Calculate status color and trend

Add color from the status of the indicator, as well as calculating the
trend of a category.
Merge pull request #11 from bdo-labs/trendsandcolors

Calculate status color and trend
Change trend color to filter

The categories now provides the trend in the model, so this uses that.
Merge pull request #12 from bdo-labs/colorTrends

Change trend color to filter
Use slugs in links
Merge pull request #13 from bdo-labs/slugs

Use slugs in links
Update tests to actually work with a mock service
Update index, partials and directive to reflect changes to box classes

Implement changes in box classes (large replaces xlarge, fun-fact-box
split into fun-fact and breaking)
Get mocked indicator.status