A better labeling solution ? / #4245

Project member table is named 'Team members' and each members name column is labeled as 'Team member' again.
I changed this to 'Name' only - looks nicer!

Change done in :

list_project_team.inc :

ListBlockCol_ProjectPersonName->__construct(..) :
...
173: $this->name=__('Name'); // instead of : 'Team members'
...