Add arrows sprite
First bits of sass for review page
Add sprite for icon-buttons
Continuing work on review page sass
Rework smiley face picker mechanism
Add intern review template
Add review page javascript to application.js
Add faces sprite
Adjust happiness slider speed
Add title to plan page
Fix broken background images
Remove placeholder from comment form
Add buttons to skills overview page
Add long term goals template
Merge review page into front-back-integration