Collective-pfg-soup

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- fixes some problems in form re-edit mechanism. Before this change a form
lost its data if a user clicked on view tab with edit cookie set already.
Also re-edit resulted in double entries in some cases. With this change also
issue 1 was fixed, which was in fact a side effect of the above.
[jensens, 2013-09-16]

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- fixes broken release because of some git confusion
[jensens, 2013-09-11]

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- broken release, tries to: fix a bug while showing history.
[jensens, 2013-08-26]

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- added feature: delete rows
[jensens, 2013-03-07]

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- bugfix: subscriber raised AttributeError: get_soup [jensens, 2012-09-07]