Add a README and a "SCOOP 1+" translation in doc/tiny.
	
	* doc/tiny/a_la_scoop_1_plus: New.
	* doc/tiny/README: New.
	* doc/tiny/local/scoop.hh (Concept): Rename as...
	(concept_): ...this.
	(stc_equip_namespace): Add "vtypes< stc::any<E> >" so
	that we can have SCOOP 1 with SCOOP 2 tools.
	(stc_deferred): New.
	* doc/tiny/a_la_scoop_2/main.cc: Update. 
	* doc/tiny/a_la_scoop_2/desugar.cc: Update.
	* doc/tiny/more_scoop_2/main.cc: Update.
	(reference): New.
	* doc/tiny/design/main.cc (is_valid): Fix sig.



git-svn-id: https://svn.lrde.epita.fr/svn/oln/trunk@736 4aad255d-cdde-0310-9447-f3009e2ae8c0