GWTII-238: stateless print using gwt-jackson
GWTII-238: using jackson2
GWTII-238: provided is not transitive, removing it
GWTII-239: tilebased printing plugin
GWTII-238: mention option sync in docs
Merge pull request #107 from geomajas/GWTII-238-stateless-print

Gwtii 238 stateless print
GWTII-239: added tilebased to default builders + sample/checkstyle fixes
+ skip flag for javadoc ant task
GWTII-241: fixed portrait mode + use cycle map for performance
Merge pull request #108 from geomajas/GWTII-239-tilebased-print

Gwtii 239 tilebased print
GWT-242: dpi support at image level
GWTII-242: fix test
Merge pull request #109 from geomajas/GWTII-242-print-dpi

GWT-242: dpi support at image level