add ElasticHtmlPanel
+ fix various bug
+ improve placement algorithm
+ write test with widgets
code review
code review
code review
code review
code review
force lowercase in package com/arcbees/gquery/elastic/basicsample/
package name modified
rename package
package name modified
Merge pull request #3 from ArcBees/jd_elastichtmlpanel

add ElasticHtmlPanel