[GEOT-4483] Add support for graphics-margin vendor option for graphic fills as well
Remove xsd dependency towards renderer, so that render tests can use SLD 1.1 as well
GEOT-4229 fix join of more than two tables

Signed-off-by: r0bb3n <r0bb3n@gmx.de>
GEOT-4429, updating tests for mysql and sql server
GEOT-4429, updating tests DB2
GEOT-4500 Virtual table metadata does not work for column aliases
[GEOT-4486] JDBCDataStore allow synonyms
GEOT-4497, remove use of proprietary com.sun package classes
Merge pull request #231 from geosolutions-it/9.x-fix-jdk7

GEOT-4497, remove use of proprietary com.sun package classes
Fix headers for gt-swt (checked github history to confirm (c) 2011

Signed-off-by: Jody Garnett <jody.garnett@gmail.com>
Fix headers after confirming (c) 2012

Signed-off-by: Jody Garnett <jody.garnett@gmail.com>
Merge pull request #226 from r0bb3n/9.x-GEOT-4486_synonyms

[GEOT-4486] JDBCDataStore allow synonyms
Revert "Merge pull request #226 from r0bb3n/9.x-GEOT-4486_synonyms"

This reverts commit 60dbe48f292b64f47f74e4cee434cbf48a0e1b3c, reversing
changes made to 02ddcb35ea551b69f362afe73ea7af9053d9a9ae.
improvement for GEOT-4497, remove use of proprietary com.sun package classes
Merge pull request #233 from geosolutions-it/9.x-fix-jdk7

improvement for GEOT-4497, remove use of proprietary com.sun package cla...
GEOT-4513, Upgrade jaitools dependency to 1.3.1
Merge pull request #235 from geosolutions-it/fix-jai-tools

GEOT-4513, Upgrade jaitools dependency to 1.3.1
[GEOT-4486] JDBCDataStore allow synonyms
fixes bug GEOT-4514
Merge pull request #236 from gerson721/9.x

fixes bug GEOT-4514, handling null geometry objects