Kotti-tinymce

-----

- New image plugin UI with advanced image sizing. (geojeff)

-----

- Changed javascript and templates to support new version of js.tinymce
(ferewuz)

-----

- Separate ``install_requires`` and ``tests_require``.

- Delete old tests from 0.1. Setup new funcargs based tests.

- 100% test coverage (again) with new funcargs tests (thanks teixas!).

-----

- Fix include of kotti_tinymce.js to popup window.

---

- Support js.deform (available with Kotti >= 0.8) to only include
the JS when rendering a RichTextWidget.

-----

- Fix JS errors caused by calling tinyMCEPopup.onInit.add from a
wrong place.