Merge pull request #566 from jonathandturner/fix_538

Allow % in bare words

src/parser/parse/parser.rs

@@ -644,6 +644,7 @@ fn is_bare_char(c: char) -> bool {
         '=' => true,
         '~' => true,
         '+' => true,
+        '%' => true,
         _ => false,
     }
 }