update README, version and gemspec

README.md

@@ -1,5 +1,7 @@
 # CanCanCan
 
+![CanCanCan Logo](/logo/cancancan.jpg)
+
 [![Gem Version](https://badge.fury.io/rb/cancancan.svg)](http://badge.fury.io/rb/cancancan)
 [![Travis badge](https://travis-ci.org/CanCanCommunity/cancancan.svg?branch=develop)](https://travis-ci.org/CanCanCommunity/cancancan)
 [![Code Climate Badge](https://codeclimate.com/github/CanCanCommunity/cancancan.svg)](https://codeclimate.com/github/CanCanCommunity/cancancan)
@@ -25,7 +27,7 @@ and run the `bundle install` command.
 
 For Rails < 4.2 use:
 
-   gem 'cancancan', '~> 1.10'
+    gem 'cancancan', '~> 1.10'
 
 ## Version 2.0
 
@@ -35,7 +37,7 @@ Please use `gem 'cancancan', '~> 1.10'` for them.
 
 If you are interested in supporting them, contribute to the sibling gems `cancancan-sequel` and `cancancan-mongoid`.
 
-Version 2.0 drops also support for Rails < 4.2 and ruby < 2.2 so again use the version 1 of the Gem for these.
+Version 2.0 drops also support for Rails < 4.2 and ruby < 2.2 so, again, use the version 1 of the Gem for these.
 
 ## Getting Started
 

cancancan.gemspec

@@ -15,16 +15,15 @@ Gem::Specification.new do |s|
   s.platform    = Gem::Platform::RUBY
   s.license     = 'MIT'
 
-  s.files       = `git ls-files`.split($INPUT_RECORD_SEPARATOR)
-  s.test_files  = `git ls-files -- Appraisals {spec,features,gemfiles}/*`.split($INPUT_RECORD_SEPARATOR)
-  s.executables = `git ls-files -- bin/*`.split($INPUT_RECORD_SEPARATOR).map { |f| File.basename(f) }
+  # s.files       = `git ls-files lib init.rb`.split($INPUT_RECORD_SEPARATOR)
+  s.files       = `git ls-files lib init.rb cancancan.gemspec`.split($INPUT_RECORD_SEPARATOR)
   s.require_paths = ['lib']
 
   s.required_ruby_version = '>= 2.0.0'
 
   s.add_development_dependency 'bundler', '~> 1.3'
   s.add_development_dependency 'rubocop', '~> 0.46'
-  s.add_development_dependency 'rake', '~> 10.1.1'
-  s.add_development_dependency 'rspec', '~> 3.2.0'
-  s.add_development_dependency 'appraisal', '>= 2.0.0'
+  s.add_development_dependency 'rake', '~> 10.1', '>= 10.1.1'
+  s.add_development_dependency 'rspec', '~> 3.2', '>= 3.2.0'
+  s.add_development_dependency 'appraisal', '~> 2.0', '>= 2.0.0'
 end

lib/cancan/version.rb

@@ -1,3 +1,3 @@
 module CanCan
-  VERSION = '1.17.0'.freeze
+  VERSION = '2.0.0.rc1'.freeze
 end