a hack to allow relative and absolute paths in the include directories.
a hack to allow relative and absolute paths in the include directories.

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