fix #362

fix #362
fix #405 update cluster setup doc

rename old names to new ones
Temp filePeon files cleanup

Related to https://groups.google.com/forum/#!topic/druid-development/TFUNas5ubyc
cleanup() method is added but still some files are not cleaned up. Additionally setting deleteOnExit on these temp files
Merge pull request #412 from pgkiran/filepeon-cleanup

Temp filePeon files cleanup
Merge pull request #411 from metamx/small-fixes-docs-searchquery-limit

Small fixes
updated info re deep storage
catching up to master
Add test and fix one more issue caught by test
fixed minor typo
added note+link about Cassandra option
fixed link to Cassandra article
Merge pull request #414 from metamx/incremental-index-synchronization-fix

Add test and fix one more issue caught by test
Merge pull request #413 from metamx/igalDruid

updated info re deep storage