Commits

Larry Knox committed dcdcfc3fd83
Update HISTORY-1_8.txt with 1.8.16 RELEASE.txt contents. Update version numbers in RELEASE.txt for 1.8.18 release and remove 1.8.17 new features and bugfixes.
Update HISTORY-1_8.txt with 1.8.16 RELEASE.txt contents. Update version numbers in RELEASE.txt for 1.8.18 release and remove 1.8.17 new features and bugfixes.