Remove openstack/database-api from list of projects

The Trove database-api docs have been moved out of the
openstack/database-api repository and into the openstack/trove
repository, so we no longer need openstack/database-api.

Change-Id: Icbca1a349d61286ef74e9e55df057d86cd8cbd85
update pycadf req to 0.5.1

pycadf 0.5 contains a security issue (bug #1321080). this bug is
patched in 0.5.1

Change-Id: I076a2fbdecc9e1dd2ba8247d19c5482824a146cc
Update projects list for oslo.test renaming

* projects.txt: Rename openstack/oslo.test to openstack/oslotest.

Change-Id: I2891bc66a659bb773ca6901295462c28118414ea
Merge "Remove openstack/database-api from list of projects"
Merge "Update projects list for oslo.test renaming"
Merge "update pycadf req to 0.5.1"