* Big refactoring in order to reduce template and debug symbol bloat.

* Fixes #8698
* Implemented SCARY iterators

[SVN r85165]

example/doc_splay_set.cpp

@@ -1,6 +1,6 @@
 /////////////////////////////////////////////////////////////////////////////
 //
-// (C) Copyright Ion Gaztanaga  2006-2012
+// (C) Copyright Ion Gaztanaga  2006-2013
 //
 // Distributed under the Boost Software License, Version 1.0.
 //    (See accompanying file LICENSE_1_0.txt or copy at
@@ -17,10 +17,11 @@
 
 using namespace boost::intrusive;
 
-class MyClass
-   : public splay_set_base_hook<>   //This is an splay tree base hook
-   , public bs_set_base_hook<>      //This is a binary search tree base hook
+class mytag;
 
+class MyClass
+   : public splay_set_base_hook<>            //This is an splay tree base hook
+   , public bs_set_base_hook< tag<mytag> >   //This is a binary search tree base hook
 {
    int int_;
 
@@ -43,7 +44,7 @@ class MyClass
 typedef splay_set< MyClass, compare<std::greater<MyClass> > >     BaseSplaySet;
 
 //Define a set using the binary search tree hook
-typedef splay_set< MyClass, base_hook<bs_set_base_hook<> > >      BaseBsSplaySet;
+typedef splay_set< MyClass, base_hook<bs_set_base_hook< tag<mytag> > > >      BaseBsSplaySet;
 
 //Define an multiset using the member hook
 typedef member_hook<MyClass, splay_set_member_hook<>, &MyClass::member_hook_> MemberOption;