definine handlers insteand of spring controller
Merge branch 'master' of https://github.com/jswxwxf/p2p.git

Conflicts:
	p2pin/pom.xml
	p2pin/src/main/webapp/WEB-INF/web.xml
	p2pout/pom.xml
	p2pout/src/main/java/com/hp/p2p/out/servlet/PodOutServlet.java
	p2pout/src/main/webapp/WEB-INF/spring/spring-master-web.xml
	p2pout/src/main/webapp/WEB-INF/web.xml