added headnode create and delete functions
made nomenclature changes
class name capitalized
Merge pull request #101 from CCI-MOC/api_server

added headnode create and delete functions
Task: Change *_create to *_register, for all physical hardware (switches, ports, nodes, etc).
Merge branch 'devel' of https://github.com/CCI-MOC/haas into testConfigEnhancements