kes Put make_catalog_backup SQL_BINDIR in an environment variable to

kes  Put make_catalog_backup SQL_BINDIR in an environment variable to
     make it easier for the user to change.
kes  Fail any backup job that tries to use encryption and sparse options.
     Hopefully this is a temporary change.
kes  Correct the EndJob return string for non-backup jobs.
kes  Review the encryption restore code.
kes  Implement a new encryption regression test with compression.

git-svn-id: https://bacula.svn.sourceforge.net/svnroot/bacula/trunk@3762 91ce42f0-d328-0410-95d8-f526ca767f89