Merge pull request #7 from pezra/remove-nokogiri

remove unnecessary dependency on nokogiri
Remove 1.9.2 from travis
Removes .rvmrc
Removes minitest/hell temporarily to avoid broken builds
Updates rubinius
More tweaking to try to get rbx to pass
version bump - v0.4.0
UPDATED code climate badge; code samples
first draft
more docs. I hope I don't forget to rebase
adding deprecation warning to method. have to think about this one
more docs
learnt that I should be using JSON.parse
whitespace
Replaces autoload with straight requires
Remove addressable dependency
Sets up travis deploy to rubygems
Adds missing require to fix #9
version bump - v0.4.1
Rewrites RootContext#initialize as per @sferik's suggestion

"It’s best not to bind a block to a variable (converting it to a Proc) unless you need to reference it by name."