mantl-api: bump version
mantl-api: bump version

0.1.1 enables custom packages (packages that don't exist in the
mesosphere universe)

phnmnl/mantl,phnmnl/mantl,huodon/microservices-infrastructure,mantl/mantl,CiscoCloud/microservices-infrastructure,datascienceinc/mantl,mantl/mantl,KaGeN101/mantl,huodon/microservices-infrastructure,CiscoCloud/mantl,abn/microservices-infrastructure,abn/microservices-infrastructure,CiscoCloud/microservices-infrastructure,ContainerSolutions/microservices-infrastructure,sehqlr/mantl,abn/microservices-infrastructure,CiscoCloud/mantl,KaGeN101/mantl,huodon/microservices-infrastructure,bitium/mantl,datascienceinc/mantl,sehqlr/mantl,bitium/mantl,huodon/microservices-infrastructure,huodon/microservices-infrastructure,ContainerSolutions/microservices-infrastructure