Follow changes in CR-css-grid-1-20170509

See also: http://www.w3.org/TR/2017/CR-css-grid-1-20170509/

Author: hail2u

after/syntax/css/css-grid-1.vim

@@ -3,7 +3,7 @@ syn match cssFontProp contained "\<grid-auto-\(columns\|rows\|flow\)\>"
 syn match cssFontProp contained "\<grid-\(row\|column\)\(-\(start\|end\)\)\=\>"
 syn match cssFontProp contained "\<grid-area\>"
 syn match cssFontProp contained "\<grid\(-\(column\|row\)\)\=-gap\>"
-syn keyword cssFontAttr contained grid subgrid dense span
+syn keyword cssFontAttr contained grid dense span
 syn match cssFontAttr contained "\<inline-grid\>"
 syn match cssFontAttr contained "\<auto-flow\>"
 syn match cssValueNumber contained "[01]\(.\d\+\)\=fr"

test/test.css

@@ -351,8 +351,8 @@
   grid-auto-columns: 0.2fr;
   grid-auto-flow: dense;
   grid: auto-flow;
-  grid-row-start: subgrid;
-  grid-column-start: span;
+  grid-row-start: span;
+  grid-column-start: auto;
   grid-row-end: auto;
   grid-column-end: auto;
   grid-column: auto;

test/test.html

@@ -388,8 +388,8 @@
   grid-auto-columns: 0.2fr;
   grid-auto-flow: dense;
   grid: auto-flow;
-  grid-row-start: subgrid;
-  grid-column-start: span;
+  grid-row-start: span;
+  grid-column-start: auto;
   grid-row-end: auto;
   grid-column-end: auto;
   grid-column: auto;