Description of configuration options for vmware

Configuration option = Default value	Description
[vmware]
api_retry_count = 10	(IntOpt) Number of times a VMware Vsphere API must be retried
host_ip =	(StrOpt) IP address of the VMware Vsphere host
host_password =	(StrOpt) Password of VMware Vsphere
host_username =	(StrOpt) Username of VMware Vsphere
task_poll_interval = 0.5	(FloatOpt) Sleep time in seconds for polling an ongoing async task
wsdl_location = None	(StrOpt) Optional vim service WSDL location e.g http://<server>/vimService.wsdl. Optional over-ride to default location for bug work-arounds