a few tweaks in buildconfigurations_api tests
a few tweaks in buildconfigurations_api tests

janinko/pnc-cli,janinko/pnc-cli,project-ncl/pnc-cli,janinko/pnc-cli,thauser/pnc-cli,project-ncl/pnc-cli,thauser/pnc-cli,jianajavier/pnc-cli,jianajavier/pnc-cli,jianajavier/pnc-cli,thauser/pnc-cli,project-ncl/pnc-cli