release v7.6.0: use prefix /usr/local instead of /usr #479

--remove-oldprefix: new option -479

release v7.5.0

release v7.4.2

release v7.4.1

v7.4.0: last minute fix for --hostdisplay --xauth

release v7.3.2

release v7.3.1

release v7.3.0

release v7.2.0

v7.1.4 release