default assign modify、release namespace role to namespace creator

refactor index page. add favorites function module

Assembly for build

add SimpleApolloConfigDemo

adjustment for local one-click start

 config page show tips when app not created

refactor message when could not load config from server

Refactor apollo client, add tooling support and add helper methods for Date, Enum, Duration.

Date, Enum, Duration.

permission tips

add create tips

bugfix: create cluster permission

bugfix: update other cluster's item

change back to server.properties

bugfix: confirm no footer

Tooling cluster new