Updating README to reflect child context fix.

README.markdown

@@ -83,8 +83,6 @@ Known Issues
 
  * Sections don't respect delimiter changes -- `delimiters` example currently fails with an
    "unclosed section" exception.
- * Sections don't have access to child context, i.e. `{{#foo}}{{bar}}{{/foo}}` fails if the context
-   is `array('foo' => array('bar' => 'baz'));`
  * Test coverage is incomplete.