LI-161 Making sure that all the directory variables point to the correct location, if one is edited, it is the user responsibility to make sure it still works
LI-167 Check if mysql test works for a non-default mysql portthe problem here was not with jdbc but instead with shell, the SQL_URL's '&' character was getting munged by shell, so escaping it here did the trick
The new unix installer and upgrader development packages.These will be used in later versions of the installer and updater to make them much easier to develop