add git in apk image to load external lib
add git in apk image to load external lib

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