HtmlUnit is included in selenium, so we don't need the extra jar files

task #298: Look into HtmlUnit 
http://github.com/jpschewe/fll-sw/issues/issue/298
Upgrade selenium to 2.42.2

task #298: Look into HtmlUnit 
http://github.com/jpschewe/fll-sw/issues/issue/298
Print out form source and check results of clicks for server errors

task #298: Look into HtmlUnit 
http://github.com/jpschewe/fll-sw/issues/issue/298