Fix requirement reference. id -> name

COPY / PROPAGATE fix
Merge branch 'master' of github.com:Heigvd/Wegas

# By Maxence Laurent
# Via Maxence Laurent
* 'master' of github.com:Heigvd/Wegas:
  fix #821
  fix #819
  fix #819
  set source to 1.7 (to force travis not using 1.6...)
  fix #819
  Clean layout
  [GameAccount] Let default name "Team Account"
  abstractaccount getName() don't return "null null" anymore
  [Wegas-Inbox] Clean behaviour
  [Print] layout
  [Print] Unable to print player document within a GameAccount context : quick fix