Merge BuDDy 2.3.

* examples/calculator/, examples/internal/: Were renamed as ...
* examples/bddcalc/, examples/bddtest/: ... these.
* configure.ac: Adjust version and output Makefiles.
* examples/Makefile.am (SUBDIRS): Adjust subdir renaming.
* examples/cmilner/milner.c, examples/fdd/statespace.cxx: Were
renamed as ...
* examples/cmilner/cmilner.c, examples/fdd/fdd.cxx: ... these.
* examples/cmilner/Makefile.am, examples/fdd/Makefile.am: Adjust
accordingly.
* src/Makefile.am (AM_CPPFLAGS): Define VERSION.

buddy/examples/bddcalc/Makefile.am

@@ -0,0 +1,24 @@
+include ../Makefile.def
+EXTRA_DIST = \
+ readme \
+ example.cal \
+ examples/c432.cal \
+ examples/c499.cal \
+ examples/c1355.cal \
+ examples/c1908.cal \
+ examples/c2670.cal \
+ examples/c3540.cal \
+ examples/readme
+
+AM_YFLAGS = -d
+
+BUILT_SOURCES = parser.h
+
+check_PROGRAMS = bddcalc
+bddcalc_SOURCES = \
+ hashtbl.h \
+ hashtbl.cxx \
+ lexer.lxx \
+ parser.yxx \
+ parser_.h \
+ slist.h