the renderer plugin. This backdoor shouldn't see much use in the
initial IPE release, but the general pattern is one that our javascript
will follow moving forward. Therefore, including it now.

Improve the renderer selection framework. This framework has no UI, but it utilizes exportables and new choices can be hand crafted.

#844062: Turned the normal drag and drop editor into a renderer plugin, made the IPE part of it. Also some fairly serious code reorganization.

  Add pane would add the new pane outside region styling
  Add pane would not appear in empty regions
  Panes could not be dragged to empty regions
  Save would lose content if they were inside stylizer styled regions

Clean up flexible. Attempt to reduce the use of unnecessary divs.
Add more ability to control flexible classes.
Add ability to fix flexible canvas to a set width.
Allow disabling of scaling for IE6 in flexible.

Deprecated panels_get_panels() function. This will be eventually disappear. Use panels_get_regions() instead.

relying on it.

visibility' permission.

panels_display_save().

#745808 by Robbert: use number_format() in flexible width calculations to ensure locale settings cannot bork generated CSS.

approach was old and crusty.

Introduce the Panels stylizer module which builds on the CTools stylizer base to create user definable, recolorable styles.

#683162: Convert all plugins to use new $plugin = array() format. This is less brittle than the specially named hook.

#612704 by c960657: panels_get_pane_content() inappropriately created a blank context when no contexts were available.