Use get_password method to obtain qpid password

Currently, qpid's password is stored in an attribute in the common
cookbook.  This change causes the password to be looked up via
get_password method, which is how we obtain the rabbitmq password.

Change-Id: Ia617f406041da7d03867be5b347fdbb52e1fb2e3
Implements: blueprint use-data-bag-for-qpid-password
Use the library method auth_uri_transform.

Change-Id: I260ac1603a77ffe0390a5bd40aa98491f7e94f41
Imlements: blueprint move-keystone-authtoken-move-auth-uri-logic
Fix DB2 ODBC driver installation issue

There is an LWRP in db2 cookbook to install ODBC driver,
so need to move this driver installation to db2 cookbook.

Change-Id: I309bac0e5fdf0abb110210069e731ff260679a3c
Closes-bug: 1294376