Fixed vague and misleading javadoc
JDBCConfig was returning workspace specific services when global services were expected.
Updated Unit Tests for JDBCConfig
Fixed lack of filtering of ServiceInfo objects in JDBCConfig.
Moved code to geotools and imageio-ext
Introduce ResourceStore API with initial FileSystemResourceStore and DataDirectoryResourceStore implementations.
Update GeoServerResourceLoader, GeoServerDataDirectory, GeoServerSecurityManager and logging to use resourceStore from application context.
GeoPackage & MbTiles: Plugin Configurations
GeoPackage & MBTiles: documentation
Remove reference to private LOGGER
Ensure ResourceStore does not return null and pull request feedback

Change Resources.EMPTY to ResourceStore.EMPTY

Update ResourceStore javadocs so it is clear null is never returned (IllegalArgumentException used for invalid path)

Update utility methods in Resources to throw NullPointerException.

Double check consist resource and directory local variable names.
Merge pull request #531 from boundlessgeo/resource_store1

ResourceStore API and file integration (GEOS-6311)
Fix reference to LOGGER
Port LockProvider from GWC

Left Andrea/GeoSolutions in headers
Integration of LockProvider with Resource API
Minor fix on array size, wrong initialization
[GEOS-5964] Make GeoServer nodes in a cluster identifiable by label and color in the UI
Merge pull request #539 from aaime/identify_node

[GEOS-5964] Make GeoServer nodes in a cluster identifiable by label and color in the UI
Merge pull request #535 from dromagnoli/bandsPanelFix

Minor fix on array size, wrong initialization
[GEOS-6377]: Support null values on WCS 2.0 DescribeCoverge
Merge pull request #540 from dromagnoli/GEOS-6377

GEOS-6377: supporting nullValue on WCS2.0 describeCoverage