Reorganizing code base

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

src/subpaving/subpaving_mpq.cpp

@@ -0,0 +1,23 @@
+/*++
+Copyright (c) 2012 Microsoft Corporation
+
+Module Name:
+
+    subpaving_mpq.cpp
+
+Abstract:
+
+    Subpaving for non-linear arithmetic using rationals.
+
+Author:
+
+    Leonardo de Moura (leonardo) 2012-07-31.
+
+Revision History:
+
+--*/
+#include"subpaving_mpq.h"
+#include"subpaving_t_def.h"
+
+// force template instantiation
+template class subpaving::context_t<subpaving::config_mpq>;