changes of the review from christophmeissner
changes of the review from christophmeissner

klinger/volunteer_planner,alper/volunteer_planner,pitpalme/volunteer_planner,volunteer-planner/volunteer_planner,alper/volunteer_planner,coders4help/volunteer_planner,christophmeissner/volunteer_planner,klinger/volunteer_planner,christophmeissner/volunteer_planner,volunteer-planner/volunteer_planner,pitpalme/volunteer_planner,pitpalme/volunteer_planner,christophmeissner/volunteer_planner,pitpalme/volunteer_planner,volunteer-planner/volunteer_planner,coders4help/volunteer_planner,coders4help/volunteer_planner,coders4help/volunteer_planner,volunteer-planner/volunteer_planner,christophmeissner/volunteer_planner,alper/volunteer_planner,klinger/volunteer_planner,klinger/volunteer_planner