Added more tests for ExecutiveAdministrator
unblocking Ravi

committing changed domain - tests are broken. unblocking sharma
executivebodytype now called DepartmentType
deleted old divisions as we now have a better domain model
moved code to respective packages
cleaned up code and deleted old node
added division type

for geo and political hierarchy
Merge pull request #19 from aannuujj/master

added tests for ExecutiveAdministrator and posts on ExecutiveBody