Mantis #3818 LINCS XML parsing exception

Updating the following files in geworkbench-core/lib with those from
xalan-j_2_7_2-bin:

lib/xalan.jar
lib/xml-apis.jar
lib/serializer.jar (added, not previously in geworkbench)

The files were downloaded from

http://apache.mesi.com.ar/xalan/xalan-j/binaries/
Update build source and target from Java 1.6 to 1.7

Update build source and target from Java 1.6 to 1.7 in build.xml and
build-component.xml.