fixed #1014 - A new CreatedResponse that takes JSON
Added support for html5 templates in the test framework
fixed #1457 - Make LiftRules use the html5 parser by default
Fixed failing tests related to now using html5 as the default format
Fixed the ToHeadUsages tests related to using the new html5 parser
Closes #1126. Swallows an inner <a> for Menu.item