GEOT-4530: allow 1D encoding for LineString
GEOT-4531: Borehole 1D support
geosciml 3.2 schemas
GEOT-4531: app-schema changes to allow 1D LineString with ToLineStringFunction.
Correct DB2 headers
Merge pull request #243 from riniangreani/1D

Changes required to support 1D boreholes.
Fix build failure relating to ToLineString.
fix geosciml-3.2 schemas
GEOT-4540, Error rendering very simple transparent 8 bit PNG images
 GEOT-4540, Error rendering very simple transparent 8 bit PNG images
GEOT-4540, Problems with 4 bits paletted imagery
Merge pull request #254 from simboss/upm

GEOT-4540, Error rendering very simple transparent 8 bit PNG images
GEOT-4544, ImageWorker rescaleToBytes choke with 16 bits IndexColorModel
Merge pull request #257 from geosolutions-it/upm

GEOT-4544, ImageWorker rescaleToBytes choke with 16 bits IndexColorModel
Merge pull request #251 from mcrmcr/db2-headers

Correct DB2 headers to take into account switch to jdbc-ng base classes
Make sure these two input streams get closed
GEOT-4545 SE 1.1 VendorOption fails to validate in all symbolizers but TextSymbolizer (and it's not parsed in LineSymbolizer)
[GEOT-4310] Support rotation for Graphics in LineSymbolizers
GEOS-5940: CSW support mapping multi-valued metadata property with multiple catalog properties: support list function
GEOS-5968: Support filters with multivalued literals

Fix: Duplicating Filter Visitor losing MatchAction property in MultiValued filters.

Author:    Niels Charlier <niels@scitus.be>