Update spot-page html to display calculated stars for each review.
Fix error with author pic src by add ng prefix.
Refactor star url generation into helper function.
Refactor type weighting to helper function.
Refactor _weightTypes function commonality to new helper function _calculateTypeWeight.  Cleaned up code and added comments.
Refactor crowdfactor display creation to helper function.
Add comments and clean up old code.
Refactor status determination into helper function.
Clean up old code and add comments.