Merge pull request #7 from TopLittelbob/master

pull the last version 201305161707
add the rotate method(need be perfect)
1.add zoom listener for pdf show zoom
2.fixed pdf zoom bug
1.modified ZoomListener.java
Merge branch 'ht'

Conflicts:
	.classpath
	bin/classes/team/top/activity/MainActivity.class
	src/team/top/activity/TestContentActivity.java

	1.add camera test rotate