allow foreach to be called directly
allow foreach to be called directly

meyerj/catkin,beni55/catkin,harmishhk/catkin,ros/catkin,wkentaro/catkin,scpeters/catkin,wkentaro/catkin,beni55/catkin,asmodehn/catkin,thaddeustaylor/catkin,scpeters/catkin,asmodehn/catkin,jack-oquin/catkin,jack-oquin/catkin,thaddeustaylor/catkin,shyamalschandra/catkin,meyerj/catkin,meyerj/catkin,harmishhk/catkin,shyamalschandra/catkin,thaddeustaylor/catkin,ros/catkin,beni55/catkin,wkentaro/catkin,asmodehn/catkin,ros/catkin,harmishhk/catkin,scpeters/catkin,shyamalschandra/catkin,jack-oquin/catkin