Add notes to pathways
adds search bar ui to header 

and fixes the badge detail color #326 #296
Styling notes-related things
Load notes from spreadsheet tooooooo
Merge pull request #346 from mozilla/searchez

Search Bar UIz
Merge pull request #345 from mozilla/note-sprint

Add notes to pathways
Pull real stats on dashboard page
Merge pull request #347 from mozilla/stats

Pull real stats on dashboard page
Style banner class
commit assets
Move main-icon class onto image
Move requirements collection under pledged model, and update complete attr
Add notes as collection on pledged model
Clone notes when cloning pathway