Spirit: merging from trunk upto rev. 61489

[SVN r63640]

include/boost/function/function_base.hpp

@@ -264,12 +264,12 @@ namespace boost {
           A(a)
         {
         }
-	
+        
-	functor_wrapper(const functor_wrapper& f) :
+        functor_wrapper(const functor_wrapper& f) :
           F(static_cast<const F&>(f)),
           A(static_cast<const A&>(f))
-	{
+        {
-	}
+        }
       };
 
       /**