-Made DAE.transformIfEqToExpr public again since MathCore uses it in …

…their backend.

git-svn-id: https://openmodelica.org/svn/OpenModelica/trunk@5930 f25d12d1-65f4-0310-ae8a-bbce733d8d8e

Compiler/DAEUtil.mo

@@ -2637,7 +2637,7 @@ algorithm
   end matchcontinue;
 end getAllExpsExtarg;
 
-protected function transformIfEqToExpr
+public function transformIfEqToExpr
 "function: transformIfEqToExpr
   transform all if equations to ordinary equations involving if-expressions"
   input DAE.DAElist inDAElist;