fix for: https://issues.jboss.org/browse/SRAMP-395
Merge pull request #396 from EricWittmann/SRAMP-395

Fix for: https://issues.jboss.org/browse/SRAMP-395
fixed a bug I introduced with invalid extended artifact types
SRAMP-382 EAP 6.1 -> EAP 6.x
Merge pull request #399 from brmeyer/SRAMP-382

SRAMP-382 EAP 6.1 -> EAP 6.x
fixed a tomcat installer problem
SRAMP-384 Add validation for password in overlord commons installer