ros-industrial/industrial_core — pull request #70 by kphawkins (2014-02-17 10:54:14+00:00)
Title: Fixing receiveBytes for UDP

Changes to this method meant that when a call to receiveBytes
with num_bytes = 0 meant that the function exited without trying
to read. Checks were added to make sure, in the case num_bytes = 0
to call at least once.