Rails version bump
Fix require usage for active_support

As described in rails/rails#14664 use require 'active_support' before core_ext
Fix require usage for active_support in test
Ruby version bump
Updated Ruby version in Gemfile to 2.1.2
Merge pull request #93 from semenyukdmitriy/ruby_2_1_2_in_gemfile

Updated Ruby version in Gemfile to 2.1.2
Merge pull request #90 from semenyukdmitriy/rails_4_1_1

Rails version bump
Merge pull request #94 from semenyukdmitriy/ruby_2_1_2

Ruby version bump
Merge pull request #91 from Glandos/patch-1

Fix require usage for active_support
Update Nokogiri
Update Rails scraper
Update Grunt documentation (0.4.5)
Update Express documentation (4.2.0)
Update Git documentation (1.9.3)
Update Go documentation (1.2.2)
start adding haskell scraper
get the thing working for haskell
add haskell logos
Update Express.js documentation (4.3.1)
Update D3.js documentation (3.4.8)