[3.5] bpo-23404: Update/sync What's New files for 3.6/3.5/2.7#7623

ned-deily wants to merge 1 commit intopython:3.5python/cpython:3.5from

ned-deily:bpo-23404-make-touch-doc-35ned-deily/cpython:bpo-23404-make-touch-doc-35Copy head branch name to clipboard