whatsnew/3.5: Delete prerelease warning note.

(we'll make a couple more commits tomorrow before release)

Doc/whatsnew/3.5.rst

@@ -2,8 +2,6 @@
   What's New In Python 3.5
 ****************************
 
-:Release: |release|
-:Date: |today|
 :Editors: Elvis Pranskevichus <elvis@magic.io>, Yury Selivanov <yury@magic.io>
 
 .. Rules for maintenance:
@@ -49,12 +47,6 @@
 This article explains the new features in Python 3.5, compared to 3.4.
 For full details, see the :source:`Misc/NEWS` file.
 
-.. note::
-
-   Prerelease users should be aware that this document is currently in draft
-   form. It will be updated substantially as Python 3.5 moves towards release,
-   so it's worth checking back even after reading earlier versions.
-
 
 .. seealso::
 
@@ -64,9 +56,6 @@ For full details, see the :source:`Misc/NEWS` file.
 Summary -- Release highlights
 =============================
 
-.. This section singles out the most important changes in Python 3.5.
-   Brevity is key.
-
 New syntax features:
 
 * :pep:`492`, coroutines with async and await syntax.