'css-accordion' added
accodion css changed
wmc-loader, printclient dialogs size changed, resizable added
regionProperties added to yaml configuration
fixed search router autocomple width if integrated in accordion
Merge branch 'develop' of https://github.com/mapbender/mapbender into develop
fixed WmsLayerSource declaration bug
added new global Utils method "valueOrNull"
add new Utils methods
Merge branch 'develop' into feature/Screenshot