Collective-ckeditor

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- Store custom toolbars in registry.
(With previous change, enable different toolbars per widget)
[gotcha]

- Improve settings overloading per widget
[gotcha]

- Load js only if you are an authenticated user.
[bsuttor]

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- Fix image preview in ckeditor when clicking on main image in pop-pup window.
[boulch]

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- Fix context of ckeditor_plone_config.js
when called by plone.app.form.widgets.wysiwygwidget
when adding a portlet.
[gotcha]

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- Fix context of ckeditor_plone_config.js
when called by plone.app.form.widgets.wysiwygwidget
when editing a portlet.
[gotcha]

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- Fix default value of image2_alignClasses (plus upgrade step)
[gotcha]

- Add option to not minify JS to build-ckeditor scripts
[gotcha]

- Fix build-ckeditor scripts to keep option to not use
image2 plugin
[gotcha]

- Update ckeditor accordingly
[gotcha]

- Check validity of image2_alignClasses
[gotcha]

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- Re-publish egg with generated static resources
[ebrehault]