add: flatui
fix: layout of navigation bar
improve: UI of Entries#index
improve: color/icon only of navbar
change: background color to something warm and papery
add: responsiveness for better viewability on mobile
improve: UI of Users#show

Basically for user's profile page at  /users/:id
* add colors
* change layout
* add icons
* normalize progress bar with text
* add better copy
improve: UI of Entries#index

Basically for /community page at  /entries
* change layout
* add icons
* normalize progress bar and associated text with same colors
* add copy for been there/and above blurb
* add learn more button
change: current screenshot for readme
Merge pull request #140 from akshatpradhan/flatui

add: new design for spoutlets