Replace zeus with spring

Gemfile

@@ -34,7 +34,8 @@ group :development do
   gem 'capistrano',     '~> 2.15'
   gem 'capistrano-ext', '~> 1.2'
   gem 'foreman',        '~> 0.63.0'
-  gem 'zeus',           '0.13.4.pre2'
+  gem 'spring'
+  gem 'spring-commands-rspec'
 end
 
 group :test, :development do

Gemfile.lock

@@ -274,6 +274,9 @@ GEM
       temple (~> 0.6.6)
       tilt (>= 1.3.3, < 2.1)
     slop (3.4.7)
+    spring (1.0.0)
+    spring-commands-rspec (1.0.1)
+      spring (>= 0.9.1)
     sprockets (2.10.1)
       hike (~> 1.2)
       multi_json (~> 1.0)
@@ -308,8 +311,6 @@ GEM
     xpath (2.0.0)
       nokogiri (~> 1.3)
     yajl-ruby (1.1.0)
-    zeus (0.13.4.pre2)
-      method_source (>= 0.6.7)
 
 PLATFORMS
   ruby
@@ -357,8 +358,9 @@ DEPENDENCIES
   simplecov (~> 0.7.1)
   sinatra (~> 1.4.3)
   slim (~> 2.0.0)
+  spring
+  spring-commands-rspec
   thin (~> 1.5.0)
   uglifier (>= 2.3.1)
   unicorn (~> 4.7)
   yajl-ruby (~> 1.1.0)
-  zeus (= 0.13.4.pre2)

Guardfile

@@ -1,6 +1,6 @@
 notification :tmux, :color_location => 'status-right-bg'
 
-guard 'rspec', :cmd => 'zeus rspec --fail-fast --tag ~js --tag ~slow' do
+guard 'rspec', :cmd => 'spring rspec --fail-fast --tag ~js --tag ~slow' do
   watch('spec/spec_helper.rb')  { "spec" }
   watch('config/routes.rb')                           { "spec/routing" }
   watch('app/controllers/application_controller.rb')  { "spec/controllers" }