Upgraded gems by rebuilding Gemfile.lock file
Merge pull request #172 from jasnow/master

Upgraded 1 gem by rebuilding Gemfile.lock file
Merge pull request #171 from acrogenesis/github-deny-request

redirect to index on failure to login
switch unless for if

unless confuses me when there is an else :p, also is it 'safe' to have the production Client Secret there?
use github secret instead of hardcoded
use github['key']