Ftw-keywordoverlay

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- Replace jq by $.
[mathias.leimgruber]

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- Fix adding new elements.
[mathias.leimgruber]

----------------

- Hide plone4 field to add new items.
[Julian Infanger]

----------------

- Exprted jquery.multiselect to collective.js.ui.multiselect
[elio.schmutz]

- Added German translations for ui.multiselect.js.
[mathias.leimgruber]

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- Plone 4 release - works only with plone 4.
[mathias.leimgruber]

- Use the newest ui.multiselect.js from http://github.com/michael/multiselect/blob/master/js/ui.multiselect.js
[mathias.leimgruber]

- Depends on jquery 1.4.x and jquery.ui 1.8.x
[mathias.leimgruber]

- Removed dependency for collective.js.jquery
[mathias.leimgruber]

----------------

- some CSS
[mathias.leimgruber]

- merged some other important bugfixes from the newest ui.multiselect widget
[mathias.leimgruber]

- fix "add all", "remove all" function from ui.multiselect
[mathias.leimgruber]

- works only with jquery 1.3.x and jquery.ui 1.7.
[mathias.leimgruber]