1、更新common工程的android-support-v4.jar
2、将项目相关的Word类从StreamUtils类中挪走

Signed-off-by: seker <seker2009@gmail.com>
Merge branch 'master' of https://github.com/seker/apollo.git

Conflicts:
	common/trunk/common/src/seker/common/utils/StreamUtils.java