Add db:migrate to cruise task for mysql branch

lib/tasks/cruise.rake

@@ -1,6 +1,6 @@
 namespace :cruise do
   desc "Run all specs and features"
-  task :cruise => :environment do
+  task :cruise => [:environment, :'cruise:migrate'] do
     puts "Starting virtual display..."
     `sh -e /etc/init.d/xvfb start`
     puts "Starting specs..."
@@ -10,5 +10,11 @@ namespace :cruise do
     `sh -e /etc/init.d/xvfb stop`
     raise "tests failed!" unless exit_status == 0
   end
+
+  task :migrate do
+    system('bundle exec rake db:migrate')
+    exit_status = $?.exitstatus
+    raise "db:migrate failed!" unless exit_status == 0
+  end
 end
 task :cruise => "cruise:cruise"