Updated regex that matches function names to support whitespace between function or macro and the parenthesis and to support numbers in the function names and parameter names.
Updated regex that matches function names to support whitespace between function or macro and the parenthesis and to support numbers in the function names and parameter names.

wkentaro/catkin,wkentaro/catkin,thaddeustaylor/catkin,thaddeustaylor/catkin,asmodehn/catkin,harmishhk/catkin,asmodehn/catkin,harmishhk/catkin,thaddeustaylor/catkin,jack-oquin/catkin,ros/catkin,jack-oquin/catkin,ros/catkin,jack-oquin/catkin,asmodehn/catkin,ros/catkin,wkentaro/catkin,harmishhk/catkin