Update Doxyfile (#347)
Update Doxyfile (#347)

DOXYGEN version 1.8.16 produces no output with the FILE_PATTERNS default. This is a know DOXYGEN issue and is fixed in the leading edge code. This code is not available as a general release.

1.8.13 is the default Ubuntu release as well as others.
1.8.16 is the default MAC OSX release.
bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn,bakerstu/openmrn