Merge pull request #1 from Krushr/master

Initial weight-loss app
Merge pull request #2 from Krushr/master

Updated gem file so it now runs on heroku
Merge pull request #3 from Krushr/master

Added improvements suggested during standup
Merge pull request #4 from Krushr/master

Removed some weigh-in routes and fixed sorting
Add columns to display and layout issues.
Fixed issues with weigh-in form breaking outside of the hero-unit