Update runtime files.
diff --git a/runtime/syntax/xmath.vim b/runtime/syntax/xmath.vim
index 22b3e85..37ae951 100644
--- a/runtime/syntax/xmath.vim
+++ b/runtime/syntax/xmath.vim
@@ -1,8 +1,8 @@
" Vim syntax file
" Language: xmath (a simulation tool)
-" Maintainer: Charles E. Campbell <NdrOchipS@PcampbellAfamily.Mbiz>
+" Maintainer: Charles E. Campbell <NcampObell@SdrPchip.AorgM-NOSPAM>
" Last Change: Aug 31, 2016
-" Version: 9
+" Version: 10
" URL: http://www.drchip.org/astronaut/vim/index.html#SYNTAX_XMATH
" For version 5.x: Clear all syntax items