now checks if the specified vserver is running.
now checks if $PGSQLDUMP/$PGSQLDUMPALL are available where needed.
now checks if "postgres" user exists on the host/vserver.
+ changes to ninjahelper
+ check_perms() does not die anymore on group/world readable
+ helper scripts (now consistent with the "helper scripts
+ must not be group or world writable!" error msg).
+ xedit action now tries $EDITOR, then /etc/alternatives/editor,
+ then nano, vim and vi, and aborts if none of these exists.
version 0.7 -- July 26 2005
added ninjahelper: a dialog based wizard for creating backupninja configs.