add symbolic automaton

Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>

src/math/automata/automaton.cpp

@@ -0,0 +1,23 @@
+/*++
+Copyright (c) 2015 Microsoft Corporation
+
+Module Name:
+
+    automaton.cpp
+
+Abstract:
+
+    Symbolic Automaton, a la Margus Veanes Automata library.
+
+Author:
+
+    Nikolaj Bjorner (nbjorner) 2015-12-23.
+
+Revision History:
+
+
+--*/
+
+#include "automaton.h"
+
+template class automaton<unsigned>;