metamer: beans converted to sessionScoped (RFPL-3267)
metamer: delete session before each test (RFPL-3267)
metamer: prepareExplodedWar profile added
* JSTL dependency for Tomcat moved
* removed commented listener in web.xml
metamer: stateless views (RFPL-3267)
* added checkbox for enabling stateless views
* responseDelay attribute moved to richBean, ResponseDelayBean deleted
* added property for running container with with default stateless view option on/off