Added required Position include

swig/libcclmatchdata.i

@@ -8,6 +8,7 @@
 
 %include "boost_shared_ptr.i"
 %include "libcclmatch.i"
+%include "libcclposition.i"
 %include "libcorpus/libcorpusannotatedsentence.i"
 
 // %template(MatchDataPtr) boost::shared_ptr<Wccl::MatchData>;