Changes suggested by Lava

1. Rename startIronWaspLog() and endIronWaspLog() to workflowStart() and
workflowEnd()
2) API URL's in code instead of IronWaspConfigProperties.xml
3. New tag named ipAddress in IronWaspConfigProperties.xml
4. Pass test case name.
5. 2 static properties to the IronWASP class, ipAddress and portNumber.