added missing file

[[Imported from SVN: r2246]]

common/Makefile.am

@@ -18,6 +18,6 @@ commoninclude_HEADERS = dlist.cc mapping.cc stdstreams.cc alignment.hh \
   mapping.hh matrix.hh misc.hh operator.hh poolallocator.hh simplevector.hh \
   sllist.hh smartpointer.hh stack.hh stdstreams.hh timer.hh tuples.hh \
   typeinfo.hh typetraits.hh vectorspace.hh precision.hh bigunsignedint.hh \
-  gcd.hh lcm.hh configparser.hh
+  gcd.hh lcm.hh configparser.hh propertymap.hh
 
 include $(top_srcdir)/am/global-rules