Implemented Suggest group owner to invite people

[alfa1]

If a group has no members or only a few members, then it would be helpful to suggest to the group owner to invite members. Please display an alert to group owners 'Your group group_name has no members. Consider to invite members to your group to make it active'

 

[Truonglv]

It have been implemeneted for a long time

 

[alfa1]

Very nice!