Wc.pageturner

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- add wmode transparent for flash params so that flash does not overlap
other elements.

- switch to more accurate time format

- remove temp files even when there was an error

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- remove tmp files after using them on flex paper gen

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- added support for plone.app.async. Flex Paper conversion can now
happen in the background.
[vangheem]

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- update flexpaper to 1.4.0
[vangheem]

- auto select page turner view for pdf files now and make configurable
via portal_properties -> site_properties
[vangheem]

- better error checking when converting PDFs. pdf2swf still seems very
touchy for converting some PDFs...
[vangheem]

- Added progressive loading, print enabled, full screen visible,
search tools visible and cursor tools visible options
[vangheem]

---

- Fix for storing blobs.
[davisagli]

- Don't swallow exceptions while converting; log them.
[davisagli]

- Use the subprocess module instead of popen2 to communicate with pdf2swf.
[davisagli]

- Protect the page turner settings page with the "Modify view template"
permission.
[davisagli]

- Avoid purging existing view methods for the File type on installation.
[davisagli]

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- Initial release