Merge pull request #262 from kngwyu/highlight-dyn

add dyn to keywords

Author: nikomatsakis

rust-mode.el

@@ -525,7 +525,7 @@ buffer."
   '("as"
     "box" "break"
     "const" "continue" "crate"
-    "do"
+    "do" "dyn"
     "else" "enum" "extern"
     "false" "fn" "for"
     "if" "impl" "in"