load test tools
included gatling
reorganized test directories
reorganized test directories
standardized simulation vars
removed some dirs and updated setup script
updated vars in simulations
README for load tests
updated load tests
updated loadtest simulations
updated loadtest README
merged upstream
Merge remote-tracking branch 'origin/two-dot-o' into two-dot-o-events

* origin/two-dot-o: (32 commits)
  Fixes bug with lifecycle manager cache lazy loading
  taking extra line out
  fix bug if you have other devices
  Fixes issue with setup not creating indexes correctly
  notifications test fix
  changing to uuid
  fixing query to all
  fix service
  real tests for devices, BA
  register devices
  adding collections test
  fix device removal, remove devices
  adding device deletion
  change queue name
  fixing queue prefix name
  change queuename
  Fixed UUID lookup bug
  Moved index create to be on new application entity manager
  Removed obsolete tests.
  Fixes problem with deleting connections
  ...

Conflicts:
	stack/corepersistence/collection/src/main/java/org/apache/usergrid/persistence/collection/impl/EntityCollectionManagerImpl.java
change default property value to turn off graphite
Merge branch 'two-dot-o' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into two-dot-o
Merge branch 'two-dot-o-events' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into two-dot-o-events

# By Todd Nine (30) and others
# Via amuramoto (12) and others
* 'two-dot-o-events' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid: (53 commits)
  More complete implementation of EntityDeletedImpl, see the TODO item in there for next steps.
  Move event handlers under corepersistence package
  Fixes cassandra heap
  Fixes cassandra heap
  Removed tokens and using vnodes
  Changed health check to 10 seconds
  Fixes issue with AWS props location
  change access key logic
  Fixed source execution order
  add graphite
  Fixes raid configuration to mount ephemeral drives in autoscaling instances
  add comments for all devices query
  removing all devices hack
  Fix syntax for installation and configure to use smtp
  Fixes graphite installation
  Merge branch 'two-dot-o' of https://git-wip-us.apache.org/repos/asf/incubator-usergrid into two-dot-o
  Fix some issues found during testing.
  fixing dependency tree for httpcomponents
  Added kopf and bigdesk to elasticsearch
  Fixes missing env variable for graphite server
  ...

Conflicts:
	stack/corepersistence/collection/src/main/java/org/apache/usergrid/persistence/collection/impl/EntityCollectionManagerImpl.java
Fixed issues surrounding EntityDeletedImpl and EntityVersionDeletedImpl.
Fixes bucket name
Merge branch 'two-dot-o' into loadtest
fixing query to send to all