STORM-216: Added Authentication and Authorization.

This is an upmerged version of https://github.com/yahoo/incubator-storm/tree/security
rename test for consistent capitalization
Merge branch 'master' into security
Add missing ACLs to error znodes and remove auto vivification of error znodes
Storm 344. (Security) nimbus renew-credentials not calling ICredentialsRenewer.renew
Merge branch 'master' into security-upmerge

Conflicts:
	.gitignore
	storm-core/src/clj/backtype/storm/daemon/drpc.clj
	storm-core/src/clj/backtype/storm/daemon/executor.clj
	storm-core/src/clj/backtype/storm/daemon/logviewer.clj
	storm-core/src/clj/backtype/storm/daemon/worker.clj
	storm-core/src/clj/backtype/storm/timer.clj
	storm-core/src/clj/backtype/storm/ui/core.clj
	storm-core/src/clj/backtype/storm/ui/helpers.clj
	storm-core/src/clj/backtype/storm/util.clj
	storm-core/src/jvm/backtype/storm/Config.java
	storm-core/src/jvm/backtype/storm/utils/Utils.java
Merge branch 'master' into security
Added back in the user to the web ui.
Merge branch 'master' into security
Added license to UI template.
Merge branch 'STORM-344' of https://github.com/harshach/incubator-storm into STORM-344

STORM-344: (Security) nimbus renew-credentials not calling ICredentialsRenewer.renew
Merge branch 'master' into security-upmerge

Conflicts:
	storm-core/src/clj/backtype/storm/LocalCluster.clj
	storm-core/src/clj/backtype/storm/cluster.clj
	storm-core/src/clj/backtype/storm/config.clj
	storm-core/src/clj/backtype/storm/daemon/drpc.clj
	storm-core/src/clj/backtype/storm/testing.clj
	storm-core/src/clj/backtype/storm/testing4j.clj
	storm-core/src/clj/backtype/storm/thrift.clj
	storm-core/src/clj/backtype/storm/ui/core.clj
	storm-core/src/clj/backtype/storm/util.clj
	storm-core/src/clj/backtype/storm/zookeeper.clj
Force free a slot in bad-state
Do not clean up user file when rmr is unsuccessful
Merge branch 'STORM-357' of https://github.com/d2r/incubator-storm into STORM-357

STORM-357: Cleans workers-users file only when rmr is successful
Show node details on errors for STORM-360 on security
Merge tag 'v0.9.2-incubating' into security

[maven-release-plugin]  copy for tag v0.9.2-incubating

Conflicts:
	storm-core/pom.xml
Fixing coding style and component template
Fix nimbus use of doto
Merge branch 'node-on-error-security' of https://github.com/kishorvpatil/incubator-storm into STORM-360-security

STORM-360: Add node details for Error Topology and Component pages on security