Collective-embedly

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- Only run the uninstall profile when the product is being uninstalled.
This allows for the api key to survive through a reinstall.
[claytron]

- Add support for passing the embedly API key
[claytron]

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- href distinguishing regular expression improved
- logging added

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- typpos in CSS fixed

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- URL parameters parsing algorithm updated

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- maxwidth, maxheight, callback, wmode params support added

- updated list of embedly services

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- the embedly link now marked with icon and background in TinyMCE