added blockbitfield.hh

[[Imported from SVN: r5323]]

common/Makefile.am

@@ -11,7 +11,7 @@ AM_CPPFLAGS = @AM_CPPFLAGS@ -I$(top_srcdir)/..
 
 commonincludedir = $(includedir)/dune/common
 commoninclude_HEADERS = dlist.cc alignment.hh \
-  arraylist.hh bitfield.hh debugstream.hh deprecated.hh dlist.hh \
+  arraylist.hh bitfield.hh blockbitfield.hh debugstream.hh deprecated.hh dlist.hh \
   enumset.hh exceptions.hh fixedarray.hh fmatrix.hh \
   fvector.hh genericiterator.hh \
   helpertemplates.hh interfaces.hh iteratorfacades.hh \