3.79.1
* Fix PR/1709.
* Various fixes for problems in the 3.79.0.1 pretest.
* Added the test suite to the main distribution.
* Fix -q so it works more correctly. * Don't print "nothing to do" messages for ":" commands * Update the version to 3.79.1
* Ignore attempt to change a file into itself. * Define COFLAGS to avoid unknown variable warning. * Fix some usec problems on UnixWare. * Don't remove .INTERMEDIATE targets specified on the command line.
* Fix PR/1394. * Apply changes from Paul Eggert. * Many other cleanups (index/rindex --> strchr/strrchr, etc.)