Updated runtime files.
diff --git a/runtime/syntax/html.vim b/runtime/syntax/html.vim
index 7408f66..b168750 100644
--- a/runtime/syntax/html.vim
+++ b/runtime/syntax/html.vim
@@ -2,7 +2,8 @@
" Language: HTML
" Maintainer: Jorge Maldonado Ventura <jorgesumle@freakspot.net>
" Previous Maintainer: Claudio Fleiner <claudio@fleiner.com>
-" Last Change: 2016 Dec 29
+" Repository: https://notabug.org/jorgesumle/vim-html-syntax
+" Last Change: 2017 Jan 04
" included patch from Jorge Maldonado Ventura
" Please check :help html.vim for some comments and a description of the options
@@ -95,6 +96,10 @@
syn keyword htmlArg contained rules scheme scope span standby style
syn keyword htmlArg contained summary tabindex valuetype version
+" html 5 arg names
+syn keyword htmlArg contained contenteditable contextmenu draggable dropzone
+syn keyword htmlArg contained hidden spellcheck title translate
+
" special characters
syn match htmlSpecialChar "&#\=[0-9A-Za-z]\{1,8};"