Added tasks controller, spec, JS, apitesthelper

Had an issue with calling render_views in the specs to render the
jbuilder json templates and also getting the devise sign_in method to
work, ended up adding a helper to add the username/password for a user

spec/factories/users.rb

@@ -36,5 +36,9 @@ FactoryGirl.define do
       end
     end
 
+    factory :user_with_bike do
+      bike { FactoryGirl.create(:bike) }
+    end
+
   end
 end