Rewrites an XSPARQL query to an XQuery query containing external function calls
'org.sourceforge.xsparql:xsparql-rewriter:20140722'
<dependency> <groupId>org.sourceforge.xsparql</groupId> <artifactId>xsparql-rewriter</artifactId> <version>20140722</version> </dependency>
<dependency org="org.sourceforge.xsparql" name="xsparql-rewriter" rev="20140722"/>
"org.sourceforge.xsparql", "xsparql-rewriter", "20140722"