Add Proofer task
Add Proofer gem
Speed up Nokogiri installation
Run Proofer on pull requests
Specify Proofer version
Require Proofer 1.5
Move Nokogiri constant global env
Upgrade Proofer to 1.3
Global env is an array
Ignore empty hash
Use Proofer 1
Don’t run Proofer on Travis
Merge pull request #247 from penibelst/proofer

Proofer