Use the same location.hh and position.hh in all parsers.

* src/misc/location.hh, src/misc/position.hh: New files,
from Bison 2.7.
* src/misc/Makefile.am: Distribute them.
* src/eltlparse/Makefile.am, src/eltlparse/eltlparse.yy,
src/eltlparse/parsedecl.hh, src/eltlparse/public.hh,
src/kripkeparse/Makefile.am, src/kripkeparse/kripkeparse.yy,
src/kripkeparse/parsedecl.hh, src/kripkeparse/public.hh,
src/ltlparse/Makefile.am, src/ltlparse/fmterror.cc,
src/ltlparse/ltlparse.yy, src/ltlparse/parsedecl.hh,
src/ltlparse/public.hh, src/neverparse/Makefile.am,
src/neverparse/neverclaimparse.yy, src/neverparse/parsedecl.hh,
src/neverparse/public.hh, src/tgbaparse/Makefile.am,
src/tgbaparse/parsedecl.hh, src/tgbaparse/public.hh,
src/tgbaparse/tgbaparse.yy: Adjust to use and include
misc/location.hh.
* NEWS: Mention this change.

src/misc/Makefile.am

@@ -41,11 +41,13 @@ misc_HEADERS = \
   hashfunc.hh \
   intvcomp.hh \
   intvcmp2.hh \
+  location.hh \
   ltstr.hh \
   minato.hh \
   memusage.hh \
   mspool.hh \
   optionmap.hh \
+  position.hh \
   random.hh \
   timer.hh \
   unique_ptr.hh \