contributing.md
properly handle in-call status bar. fix #219. remove legacy toolbar frame changing code that used to be necessary with DAKeyboardControl.
Merge commit 'a7d8303869a56c19a49f076c07a90eec17c06629' into version_5_release

* commit 'a7d8303869a56c19a49f076c07a90eec17c06629':
  properly handle in-call status bar. fix #219. remove legacy toolbar frame changing code that used to be necessary with DAKeyboardControl.
  contributing.md