Simplelayout.ui.dragndrop

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- removed dependecies for jquery
[09.07.2010, mathias.leimgruber]

- change jquery ui to newst version 1.8c3
[12.07.2010, mathias.leimgruber]

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- bugfix, use POST ajax-request for drag'n'drop reorder [mathias.leimgruber]

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- only change slot interface if source and target are
not the same [mathias.leimgruber]

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- set size for empty slots [mathias.leimgruber]

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- JS: use simplelayout object [mathias.leimgruber]
- use collective.js.jqueryui [mathias.leimgruber]
- reorder JS by GenericSetup [mathias.leimgruber]

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- compress, merged and cache js. [mathias.leimgruber]