GEOS5547 - GSIP84 - LayerGroup: added Mode, RootLayer and RootLayerStyle. Updated WMS GetCapabilities and GetMap
GEOS5547 - fixed backward compatibility for serialized layer groups
GEOS5547 - fixed PreviewLayerProvider
i18n for ReporojectPage 'show transformation details' link
Merge pull request #103 from fgdrf/webdemo-i18n

Fix for minor localization issue in web-demo ReprojectPage
fix for GEOS-5563 (mixed order of X and Y Transformation parameters
GEOS5547 - fixed LayerGroup Container exception in GetMapKvpRequestReader
GEOS5547 - UI: improved LayerGroup Root Layer style selection
GEOS-5557 Enhance API for GeoserverUserGroupService
GEOS5547 - added test to CatalogBuilderTest
GEOS5547 - wms: removed TODO comment
GEOS-5558 Integrating the AuthKey module into the new security architecture
GEOS5547 - UI: hidden Root Layer form when LayerGroup is not in EO mode
GEOS-5565, using workspace admin authorizier on sql view pages
using initdb rather than import to determine if init scripts should be copied over
GEOS-5565, using workspace admin authorizer for create new feature type pages
ensuring gml info for wfs 2.0 initialized when creating wfs config from scratch
adding flag to disable jdbcconfig module
GEOS5547 - fixed LayerGroup REST issue
GEOS5547 - improved UI