Create 13.1 branch from 13.3.0 with aii-ks reverted to 3.0.2 (pre-YUM version).

DO NOT MERGE THIS BRANCH INTO MASTER.
aii-dhcp: add a rpms.pan file, use artifactid when possible
aii-core: fix typo in config.pan
aii-core: add a rpms.pan to help adding aii-server RPM to configuration
Rename remaining .tpl files to .pan.
Remove remaining .cin files
Add configuration examples to RPM
aii-ks: add property 'volgroup_required' to control whether volgroup statement must be added to KS config file