Updates to reflect present status

Author: sunfishcode

README.md

@@ -2,6 +2,16 @@
 
 A Mozilla Research project to specify and develop the extremely optimizable subset of JS targeted by compilers like Emscripten, Mandreel, and LLJS.
 
+Discussion of the asm.js spec now takes place on Specifiction
+[here](http://discourse.specifiction.org/c/asm-js).
+
+As of this update, this repo hosts the source for
+[the current asm.js Working Draft](http://asmjs.org/spec/latest/).
+
+This repo also hosts JS source code which performs asm.js validation, however
+as of this update, this code is not up to date with the latest working draft and is
+not extensively tested. Patches to update it or fix bugs are welcome though.
+
 ## Example
 
 ```javascript