This is the exploder subsystem, formerly part of relaynews, which
turns the out.master/* files from relaynews into out.going/*/togo files.

doexplode	master control, invoking explode to do the work
explode.c	part of explode
morefds.c	part of explode
og.bar		result file for regression testing
og.baz		result file for regression testing
og.foo		result file for regression testing
om.0		input file for regression testing
trbatch.c	part of explode
