Merge changes I828227cc,I1c061ff7 into GSW3.0-No-Connman

* changes:
  [BugFix][API-1039]add api to get sta dns info after sta conencted ap
  [BugFix][API-1285]fix sta connect return timeout errocode,didn't return psw errorcode
tree: af3dd8c0012116a4cf0fd392a9b250933dc1edfa
  1. framework/
  2. lib/
  3. packages/