Regenerate CSS
DRY up random key generation

Remove key generation responsibility from ActiveRecord classes
Use uuid for key generation
Merge pull request #2035 from bluerogue251/dry_up_random_key_generation

DRY up random key generation
Clean up welcome page
First round of typographic treatement.
Merge branch 'master' of https://github.com/lambdahands/exercism.io
Merge pull request #2044 from lambdahands/master

First round of typographic treatment per #2038
Language on submission page is now a link
Added link to other submissions. Closes #2042
Move date submitted to header section
Add styleguide with KSS
Merge pull request #2050 from ErikSchierboom/links

Language on submission page is now a link
Merge pull request #2051 from ErikSchierboom/othersubmissions

Added link to other submissions. Closes #2042
Merge pull request #2054 from jalyna/exercism-styleguide

Add styleguide with KSS
Merge pull request #2052 from ErikSchierboom/cleanupsubmissionpage

Move date submitted to header section
Add a comment component for nits
Merge pull request #2055 from jalyna/add-comment-component

Add a comment component for nits
Clarify bin/console in README
Improve Design and Markup of Submission Page
Extract toolbar

Setup header

Setup iterations nav

Setup code section

Setup nitpicks
Merge pull request #2056 from jalyna/improve-submission-layout

Improve Design and Markup of Submission Page