Merge with branch master ...

diff --cc src/ASTTransform/integerencoding.cc
index a992f8f,a326233..ff384cb
--- 1/src/ASTTransform/integerencoding.cc
--- 2/src/ASTTransform/integerencoding.cc
+++ b/src/ASTTransform/integerencoding.cc
@@@ -5,8 -5,7 +5,9 @@@
  #include "csolver.h"
  #include "predicate.h"
  #include "element.h"
 +#include "rewriter.h"
 +
+ /*
  void orderIntegerEncodingSATEncoder(SATEncoder *This, BooleanOrder *boolOrder){
        Order* order = boolOrder->order;
        if (order->elementTable == NULL) {