Do not instantiate load balance if there is no invokers (#1297)#1376

Merged

chickenlj merged 2 commits intoapache:masterfrom liketic:fix-issues/1297

Feb 24, 2018

+14-13

Commits on Feb 20, 2018

Do not instantiate load balance if there is no invokers (apache#1297 )
liketic
committed

Commits on Feb 23, 2018

Set load balance to default value if it is null
liketic
committed