Add gem files

Author: porada

.gitignore

@@ -1,2 +1,4 @@
 bower_components
+Gemfile.lock
 node_modules
+pkg

gem/Gemfile

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+source 'https://rubygems.org'
+
+gemspec

gem/Rakefile

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+require 'bundler/gem_tasks'

gem/angular-semver-sort-rails.gemspec

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+# coding: utf-8
+lib = File.expand_path('../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+
+Gem::Specification.new do |spec|
+  # We don’t use rails-assets.org gems within the Rails Assets app.
+  # This is the only reason why this asset gem was created.
+
+  spec.name          = 'angular-semver-sort-rails'
+  spec.version       = '0.0.0'
+  spec.authors       = ['Dominik Porada']
+  spec.email         = ['dominik@porada.co']
+  spec.summary       = 'angular-semver-sort packaged for Rails assets pipeline'
+  spec.homepage      = 'https://github.com/monterail/angular-semver-sort'
+  spec.license       = 'BSD'
+  spec.files         = `git ls-files`.split($/)
+  spec.require_paths = ['lib']
+
+  spec.add_development_dependency 'bundler', '~> 1.5'
+  spec.add_development_dependency 'rake'
+end

gem/lib/angular-semver-sort-rails.rb

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+module AngularSemverSortRails
+  if defined?(Rails)
+    class Engine < ::Rails::Engine; end
+  end
+end

gem/vendor/assets/javascripts/angular-semver-sort.js

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+../../../../angular-semver-sort.js