jbohren/xdot — pull request #7 by T045T (2014-12-04 10:29:46+00:00)
Title: fix read_number

direct conversion from string containing a float to int doesn't work, a detour to float is needed

(see also http://answers.ros.org/question/172688/ros-indigo-cannot-show-graph-view-on-smach_viewer/)