Introduce loadPermissionsAsync action creator

ui/src/admin/actions/index.js

@@ -1,6 +1,7 @@
 import {
   getUsers as getUsersAJAX,
   getRoles as getRolesAJAX,
+  getPermissions as getPermissionsAJAX,
   createUser as createUserAJAX,
   deleteRole as deleteRoleAJAX,
   deleteUser as deleteUserAJAX,
@@ -113,6 +114,11 @@ export const loadRolesAsync = (url) => async (dispatch) => {
   dispatch(loadRoles(data))
 }
 
+export const loadPermissionsAsync = (url) => async (dispatch) => {
+  const {data} = await getPermissionsAJAX(url)
+  dispatch(loadPermissions(data))
+}
+
 export const createUserAsync = (url, user) => async (dispatch) => {
   try {
     const {data} = await createUserAJAX(url, user)