Always include CSS and JS SourceMap files. They are only loaded, when the browser's developer console is open. Replaces previous behavior, where uninified (and broken) resources were loaded when mockup was installed, which was also an ugly implicit development mode behavior.
Raise minimum Products.CMFPlone requirement to 4.3.4 to ensure compatibility with jQuery 1.9+. jQuery 1.11.1 is included in recent mockup. + update widgets bundle
Include TinyMCE languages from mockup.