change demo version
Merge branch 'master' into container-ruixue
add XSS filter
Merge remote-tracking branch 'origin/container-ruixue' into developer-lisa
XSSFilter changes - allow multiple reads from a request
XSSFilter changes - allow multiple reads from a request
add common-io
Commons IO
Merge branch 'developer-lisa' into container-ruixue

Conflicts:
	src/org/smg/server/filter/XSSRequestWrapper.java
ESAPI test
ESAPI double encoding validation