Update batik to 1.8-dev (see #11438).

The batik JAR has been built from
http://svn.apache.org/repos/asf/xmlgraphics/batik/trunk
r1522564. The JDK version was:
java version "1.6.0_51"
Java(TM) SE Runtime Environment (build 1.6.0_51-b11-457-11M4509)
Java HotSpot(TM) 64-Bit Server VM (build 20.51-b01-457, mixed mode)
Add unit test for SVGRasterizer.java.
Correct missing "g" in SVGRasterizerTest.java.
Merge pull request #1492 from bpindelski/batik-18

Update batik to 1.8-prerelease (see #11438)