Delay of BOOST_PP_VARIADIC_ELEM fixes problem when variadic data must be generated.

[SVN r73776]
Update link to the C++ Template Metaprogramming book Appendix A online.

[SVN r75125]
Update link to the C++ Template Metaprogramming book Appendix A online.


[SVN r75126]
added VARIADIC_SEQ_TO_SEQ

[SVN r80704]
Updated documentation linking the (v) notation to a named anchor explaining it.

[SVN r83890]
Updated documentation linking the (v) notation to a named anchor explaining it.

[SVN r83891]
Removed redundant explanation.

[SVN r83898]
Update to restore BOOST_PP_TUPLE_REM_0()

[SVN r85172]
Changed for clang on Windows which defines _MSC_VER.

[SVN r86004]
Revert previous change for clang.

[SVN r86011]
Reinstate fix for clang so that it is recognized as strict compliance.

[SVN r86044]
Create first merge point for Git on Master