Update wordpress to 4.0.1

readme.html

wp-admin/about.php

wp-admin/includes/class-wp-plugin-install-list-table.php

wp-admin/includes/image.php

wp-admin/includes/plugin-install.php

wp-admin/includes/post.php

wp-admin/js/editor-expand.js

wp-admin/js/editor-expand.min.js

wp-admin/js/media.js

wp-admin/js/media.min.js

wp-admin/plugin-install.php

wp-admin/press-this.php

wp-admin/upload.php

wp-includes/canonical.php

wp-includes/class-phpass.php

wp-includes/css/media-views-rtl.css

wp-includes/css/media-views-rtl.min.css

wp-includes/css/media-views.css

wp-includes/css/media-views.min.css

wp-includes/formatting.php