Use Bundler gem conventions.

This also introduces PaulRevere::VERSION.

Gemfile

@@ -1,5 +1,3 @@
 source "http://rubygems.org"
-gemspec
 
-gem "appraisal"
-gem "rspec-rails"
+gemspec

gemfiles/3.0.10.gemfile

@@ -2,8 +2,6 @@
 
 source "http://rubygems.org"
 
-gem "appraisal"
-gem "rspec-rails"
 gem "rails", "3.0.10"
 
 gemspec :path=>"../"

gemfiles/3.1.0.gemfile

@@ -2,8 +2,6 @@
 
 source "http://rubygems.org"
 
-gem "appraisal"
-gem "rspec-rails"
 gem "rails", "3.1.0"
 gem "sass-rails"
 gem "coffee-script"

lib/paul_revere.rb

@@ -1,3 +1,5 @@
+require 'paul_revere/version'
+
 module PaulRevere
   class Engine < Rails::Engine
   end

lib/paul_revere/version.rb

@@ -0,0 +1,3 @@
+module PaulRevere
+  VERSION = '0.2.1'.freeze
+end

paul_revere.gemspec

@@ -1,15 +1,26 @@
+$:.push File.expand_path("../lib", __FILE__)
+require "paul_revere/version"
+
 Gem::Specification.new do |s|
-  s.name = "paul_revere"
-  s.version = "0.2.1"
-  s.date = %q{2011-09-18}
-  s.email = "support@thoughtbot.com"
-  s.homepage = "https://github.com/thoughtbot/paul_revere"
-  s.summary = "Simple announcement plugin to include 'one off' style announcements in Rails web apps."
+  s.name        = "paul_revere"
+  s.version     = PaulRevere::VERSION.dup
+  s.platform    = Gem::Platform::RUBY
+  s.authors     = ['Nick Quaranto', 'Matt Jankowski', 'Joe Ferris', 'Christopher Meiklejohn', 'Tammer Saleh', 'Jason Morrison', 'Gabe Berke-Williams']
+  s.email       = "support@thoughtbot.com"
+  s.homepage    = "https://github.com/thoughtbot/paul_revere"
+  s.summary     = "Simple announcement plugin to include 'one off' style announcements in Rails web apps."
   s.description = "Paul Revere provides a model and helper methods to do one-off style announcements."
-  s.files = Dir["{app,lib}/**/*"] + ["MIT-LICENSE", "Rakefile", "Gemfile", "README.md", "init.rb"]
-  s.authors = ['Nick Quaranto', 'Matt Jankowski', 'Joe Ferris', 'Christopher Meiklejohn', 'Tammer Saleh', 'Jason Morrison', 'Gabe Berke-Williams']
+
+  s.files         = `git ls-files`.split("\n")
+  s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
+  s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
+  s.require_paths = ["lib"]
+
   s.add_dependency("rails", "~> 3.0")
+
   s.add_development_dependency("rspec")
+  s.add_development_dependency("rspec-rails")
   s.add_development_dependency("sqlite3")
   s.add_development_dependency("mocha")
+  s.add_development_dependency("appraisal")
 end