Updated Ruby19 definition to version 1.9.3-p448

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>
Updated Thess definition to version 0.48.5.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>
Updated Ruby18 definition to version 1.8.7-p374.

Signed-off-by: Daniel (dmilith) Dettlaff <dmilith@verknowsys.com>