some extra checks
some extra checks

wfxiang08/godropbox,danielrh/godropbox,zj8487/godropbox,pattyshack/godropbox,horryq/godropbox,cch123/godropbox,danielrh/godropbox,abduld/godropbox,icattlecoder/godropbox,sixolet/godropbox,cch123/godropbox,icattlecoder/godropbox,danielrh/godropbox,wfxiang08/godropbox,sixolet/godropbox,dropbox/godropbox,wangtuanjie/godropbox,abduld/godropbox,gc-locks/gosqlbuilder,sixolet/godropbox,dropbox/godropbox,wangtuanjie/godropbox,pattyshack/godropbox,cch123/godropbox,wangtuanjie/godropbox,pattyshack/godropbox,horryq/godropbox,icattlecoder/godropbox,zj8487/godropbox,abduld/godropbox,dropbox/godropbox,zj8487/godropbox,wfxiang08/godropbox,horryq/godropbox