[Social Network] Implement the insurance broker's social friends tracking feature
[Social Network]
1. Fix linkedin-j third party issues:
2. Add polling service calling to Facebook
Merge commit 'a063736a150223e3ba92d0abf8b83c6d449b1a57'

Conflicts:
	mocha-vaadin-framework/src/main/java/com/coral/vaadin/widget/WidgetFactory.java
	projects/cooperate/src/main/webapp/WEB-INF/applicationContext.xml