deprecate
#128 vertx3 and yoke3 are just plain jars so templates should be a maven archetype, a lazybones project or something else
#89 use jdk base64 codec
#89 use jdk base64 codec
allow nulls
move rhino to specific package
#89 clean response handlers
promote jersey to its own middleware module
disable groovy before starting upgrade
#128 java core compiles
small fixes
#128 test of core pass
#128 upgrade extras
#128 upgrade a couple of middlewares