adding flag to set max heap size for forked javac processes, with a d…

…efault value of 256m

git-svn-id: https://svn.codehaus.org/geoserver/tags/2.1.3@16671 ef1d6e69-97e5-0310-af46-8a06194da32a

setting version to 2.1.3 in windows service installer warpper.conf

git-svn-id: https://svn.codehaus.org/geoserver/tags/2.1.3@16670 ef1d6e69-97e5-0310-af46-8a06194da32a

setting version numbers to 2.1.3

git-svn-id: https://svn.codehaus.org/geoserver/tags/2.1.3@16669 ef1d6e69-97e5-0310-af46-8a06194da32a