core: make G+ group name more generic
core: make G+ group name more generic

This group is used for both versions of the framework

AngularClass/awesome-angular2,AngularClass/awesome-angular,angular-class/awesome-angular2,JesselJohn/awesome-angular2,thomasjosephgreco/awesome-angular2,GDGAracaju/incrivel-lista-angular2,ng-hub/awesome-angular2,segheysens/awesome-angular2,GDGAracaju/incrivel-lista-angular2,AngularClass/awesome-angular2,philipooo/awesome-angular2,AngularClass/awesome-angular,shuhei/awesome-angular2