Updated openstack/openstack
Project: openstack-dev/devstack  4b9833bca5252b50b98477c240f4be97ede71f6c
null
Install bc with all distribution

After commit def4c141 the bc is requred for devstack install on minimal
image, commit fbe12f98 fixed the issue with ubuntu, but not with other
distribution.

Adding bc to the files/rpms-suse/general and files/rpms/general.

Change-Id: Ieb2e3e2af454bca03bb3d7565ff731dc357e699f