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/support/api_test_helpers.rb

@@ -0,0 +1,5 @@
+module ApiTestHelpers
+  def api_submit_json(user, json_hash)
+    json_hash.merge({username: user.email, password: user.password})
+  end
+end