Add gson.rb support
Included gson into test suite
Add bundler development dependency
require 'multi_json/version'

Because require hashes based on the string, not the expanded path of the
file, it's important that we require the version file the same way that
it will be required elsewhere to avoid constant warnings.
Use of custom objects is not necessary here
Don't implicitly require simplecov
Add cryptographic signature
Add official support for Ruby 2.0.0 [ci skip]
Reword [ci skip]
Use relative links [ci skip]
Update copyright year [ci skip]
Update Code Climate badge [ci skip]
Use %w
Merge pull request #76 from rwz/master

Various fixes
Merge pull request #71 from avsej/gson-adapter

Add gson.rb support
Don't specify behavior not supported by gson
Fixed activesupport test suite