Updates documentation and utilize social tools

Create CONTRIBUTING file

Add rubygems badge

Add code climate badge

Add badge of total of downloads

Add badges flat style

Add changelog of the changes

Add info about how to use appraisal

Fix link to changelog on CONTRIBUTING

Add Semantic Version on the README

.travis.yml

@@ -0,0 +1,13 @@
+language: ruby
+rvm:
+  - 1.9.3
+  - 2.0.0
+  - 2.1
+  - 2.2
+
+gemfile:
+  - gemfiles/rails_3.2.gemfile
+  - gemfiles/rails_4.0.gemfile
+  - gemfiles/rails_4.1.gemfile
+  - gemfiles/rails_4.2.gemfile
+  - gemfiles/mongoid_3.1.gemfile

CHANGELOG

@@ -1,3 +1,15 @@
+1.6.1 (unreleased)
+  - Running specs on Rails dependencies(ActiveRecord, ActiveSupport, ActionView)
+on versions 3.2, 4.0, 4.1 and 4.2 (Mauro George)
+  - Running specs on mongid 3.0 and 3.1 (Mauro George)
+  - Remove the Gemfile.lock (Mauro George)
+  - Move the content from Gemfile to gemspec (Mauro George)
+  - Make all specs pass on all gemfiles (Mauro George)
+  - Add Travis (Mauro George)
+  - Create a CONTRIBUTING file (Mauro George)
+  - Add badges on the README (Mauro George)
+  - Add Semantic Version on the README (Mauro George)
+
 1.6.0
   semi-major release since it's been a while, and there are several
   improvements.
@@ -93,7 +105,7 @@
 
 0.1.3
   - Added support for setting custom defaults in ~/.aprc
-  
+
 0.1.2
   - Correctly handle empty arrays and hashes
   - Use alias_method instead of alias (fixes non-tty method aliasing)
@@ -102,7 +114,7 @@
 0.1.1
   - Added support for tableless ActiveRecord models
   - Left align hash keys if @options[:indent] is negative
-  
+
 0.1.0
   - Initial Release.
-  
+

CONTRIBUTING.md

@@ -0,0 +1,41 @@
+# Contributing
+
+We love pull requests. Here's a quick guide:
+
+1. Fork the repo.
+
+1. Create your feature branch (`git checkout -b my-new-feature`)
+
+1. Update [CHANGELOG.md](https://github.com/michaeldv/awesome_print/blob/master/CHANGELOG.md) with a brief description of your changes under the `unreleased` heading.
+
+1. Commit your changes (`git commit -am 'Added some feature'`)
+
+1. Push to the branch (`git push origin my-new-feature`)
+
+1. Create new Pull Request
+
+At this point you're waiting on us. We like to at least comment on, if not
+accept, pull requests within three business days (and, typically, one business
+day). We may suggest some changes or improvements or alternatives.
+
+Some things that will increase the chance that your pull request is accepted is to follow the practices described on [Ruby style guide](https://github.com/bbatsov/ruby-style-guide), [Rails style guide](https://github.com/bbatsov/rails-style-guide) and [Better Specs](http://betterspecs.org/).
+
+## Specs
+
+To run all the specs in all gemfiles just run:
+
+```
+$ rake
+```
+
+To run specs of a single gemfile run:
+
+```
+$ appraisal rails-3.2 rake
+```
+
+If you want to run a specific spec in a gemfile run:
+
+```
+$ appraisal rails-3.2 rspec spec/colors_spec.rb
+```

README.md

@@ -1,7 +1,12 @@
 ## Awesome Print ##
 
+[![RubyGems][gem_version_badge]][ruby_gems]
+[![Travis CI][travis_ci_badge]][travis_ci]
+[![Code Climate][code_climate_badge]][code_climate]
+[![RubyGems][gem_downloads_badge]][ruby_gems]
 [![Gitter](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/michaeldv/awesome_print?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
+
 Awesome Print is a Ruby library that pretty prints Ruby objects in full color
 exposing their internal structure with proper indentation. Rails ActiveRecord
 objects and usage within Rails templates are supported via included mixins.
@@ -307,6 +312,10 @@ AwesomePrint.defaults = {
 }
 ```
 
+## Versioning
+
+AwesomePrint follows the [Semantic Versioning](http://semver.org/) standard.
+
 ### Running Specs ###
 
     $ gem install rspec           # RSpec 2.x is the requirement.
@@ -367,3 +376,11 @@ http://www.dvorkin.net
 %w(mike dvorkin.net) * "@" || "twitter.com/mid"
 
 Released under the MIT license. See LICENSE file for details.
+
+[gem_version_badge]: https://img.shields.io/gem/v/awesome_print.svg?style=flat
+[gem_downloads_badge]: http://img.shields.io/gem/dt/awesome_print.svg?style=flat
+[ruby_gems]: http://rubygems.org/gems/awesome_print
+[travis_ci]: http://travis-ci.org/michaeldv/awesome_print
+[travis_ci_badge]: https://img.shields.io/travis/michaeldv/awesome_print.svg?style=flat
+[code_climate]: https://codeclimate.com/github/michaeldv/awesome_print
+[code_climate_badge]: http://img.shields.io/codeclimate/github/michaeldv/awesome_print.svg?style=flat