Revert "[PAXWEB-666] - Wrong context classloader for web apps"

This reverts commit 3035ff81f60d215f00eba28cdc91687419c07e1f.
add sample for wab with jetty.xml files

Conflicts:
	samples/pom.xml
add sample for wab with jetty.xml files
[PAXWEB-666] - Wrong context classloader for web apps

Conflicts:
	samples/wab-jetty-web/src/main/webapp/WEB-INF/jetty-web.xml
[PAXWEB-666] - Wrong context classloader for web apps
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fixed non working itest