Merge pull request #139 from splattael/ruby-version

Add .ruby-version.
Merge pull request #140 from splattael/fix-approval-fixture

Fix approval javascript fixture broken in 651a8550.
Merge pull request #141 from splattael/readme-mailcatcher

Mention that `mailcatcher` must be up before running tests.
Merge pull request #142 from splattael/fix-startup-failure

Fix startup failure in development mode.
Merge pull request #168 from rubysolo/clojure

add anagram assignment to clojure track
Merge pull request #163 from kytrinyx/next-assignment

Adjust 'level up' algorithm
Merge pull request #215 from rubysolo/clojure

use the unit testing framework like civilized beings
Merge pull request #233 from rubysolo/clojure

better tests, improve examples
Merge pull request #231 from msgehard/go-roman-numerals

Add roman numerals in Go
Merge pull request #228 from kytrinyx/configure-email-address

Add email update functionality
Merge pull request #277 from kytrinyx/rustlang

Convert assignments to Rust
Merge pull request #280 from rubysolo/clojure

add clojure/grains
Merge pull request #322 from rubysolo/elixir

add elixir/grains
Merge pull request #320 from jordelver/account-page-tidy-up

A few small account page fixes
Merge pull request #332 from pck/extended-rna-transcription-test-v2

Extended rna transcription test v2
Merge pull request #323 from mikepmunroe/master

fix 311 by adding <title>s
Merge pull request #330 from splattael/codeclimate-badge

Add CodeClimate's badge to README.
Merge pull request #335 from doncruse/master

Refining the tests for how Bob responds to silence
Merge pull request #338 from kytrinyx/shard

Shard
Merge pull request #339 from doncruse/dashboard

Tweak counts of the nits and comments to better focus reviewer attention