add percentiles panel, only support elasticsearch 1.1 or above.

	new file:   app/panels/percentiles/editor.html
	new file:   app/panels/percentiles/module.html
	new file:   app/panels/percentiles/module.js
	modified:   config.js
fix panel featured percentile
only query the showing percentile
support sort for percentile(change value.50.0 to value.50)
Merge remote-tracking branch 'upstream/master'
change to use 25% and 75% as default, so we can cal upper threshold of box and whisker
bugfix:parseInt() for featured percentile
add china map
add statistictrend panel from @opsSysDev's repo
use my own README
Merge branch 'master' of https://github.com/chenryn/kibana into moshe-addtional-query-feature

* 'master' of https://github.com/chenryn/kibana:
  use my own README
  add statistictrend panel from @opsSysDev's repo
  add china map
  bugfix:parseInt() for featured percentile
  change to use 25% and 75% as default, so we can cal upper threshold of box and whisker
  support sort for percentile(change value.50.0 to value.50)
  only query the showing percentile
  fix panel featured percentile
  add percentiles panel, only support elasticsearch 1.1 or above.
Some fixes to percentiles
Some fixes to percentiles
Some fixes to percentiles