RFPL-3197: A4JPushBean converted to a CDI bean to fix CDI push on Tomcat
metamer: tests for r:actionListener configured to run only in plain template
metamer: tests for r:ajax configured to run only in plain template
Tomcat 7 upgraded to 7.0.50
Tomcat 7 now downloaded from dependencies
Mvn profile for Tomcat 8 Managed added
Removed unused pom.xml properties for Tomcat zip

* tomcat is now downloaded automatically by dependency plugin
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
Arquillian container Tomcat updated
upgraded TestNG version, changed some TestNG suite names
Arquillian Core and Drone updated
browser window resized after page is loaded
metamer: three test classes renamed
metamer: main template fixed