WIP, first copy of adding users simulation
Mostly working.  Need to finish with setting cursor to empty on last request
add delete and put methods
new scenario for put and delete
new simulations for put and delete
Added extractor helpers

Updated UsersScenario to use helpers and constants
Merge branch 'USERGRID-252' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into USERGRID-252

Conflicts:
	stack/loadtests/src/main/scala/org/apache/usergrid/scenarios/UserScenarios.scala
Added session injection of a singleton token for removing post from report

Created 2 distinct scenarios for users get by username and get by page.
Updated delete to include 404 responses as valid
Added ability to run the tests via shell script
Merge remote-tracking branch 'origin/two-dot-o' into USERGRID-252
Added license headers to files
Changed tomcat configuration to be configured based on number of processors and threads per core
Merge remote-tracking branch 'origin/two-dot-o' into USERGRID-252
Merge remote-tracking branch 'origin/two-dot-o' into USERGRID-252