[修改] 版本號和copyright, 更新plugin protocol
Merge branch 'story_6982' of https://github.com/ezScrum/ezScrum into story_6982
[修改] 把storycount改為pligin方式動態寫入LeftTree
remove plugin management page on left side functions
完成 ShowStoryCountChart 由 Webservice 抓資料
finish story count chart export
finish story count
add some files
Merge pull request #16 from ezScrum/story_6982

Story 6982
WebService UT
ProductBacklogWebService Test
VelocityChartPanel export button enable & disable
add press esc key to dismiss popup dialog function

Conflicts:
	WebContent/javascript/angularjs/app.js
try mutiple select

Conflicts:
	WebContent/css/ezScrum/productbacklogv2.css
	WebContent/javascript/angularjs/app.js
新增連結至新版productbacklog button
修正更改story name取消後不會恢復的bug

Conflicts:
	WebContent/javascript/angularjs/app.js
modify overlay height
finish mutiple tag select

Conflicts:
	WebContent/javascript/angularjs/app.js
update tag list tmp commit
Merge branch 'story_7041' of github.com:ezScrum/ezScrum into story_7041

Conflicts:
	WebContent/Pages/ShowProductBacklogV2.jsp
	WebContent/javascript/angularjs/app.js
	java/ntut/csie/ezScrum/web/action/GetProjectLeftTreeItem.java