Merge pull request #469 from forumbyr/master

domain query - query status by left join; redesign package.
Merge pull request #471 from forumbyr/master

fix bug: sql error.
modify nameserver self-link
Merge pull request #472 from yqz1016/modifyBug

modify nameserver self-link
self-link add http:// or https:// and  add urlEncode
Merge remote-tracking branch 'rdapmaster/dev' into modifyBug
Merge pull request #473 from yqz1016/modifyBug

self-link add http:// or https:// and  add urlEncode
Merge pull request #21 from cnnic/dev

merge from cnnic