Quintagroup-seoptimizer

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* Removed lynx dependency,
fixed http://plone.org/products/plone-seo/issues/28 issue.
[mylan]
* Added 'External keywords test' option to SEO configlet.
Keyword validation can occur against HTML produced by Plone
itself or against one processed externally with Deliverance/xdv.
[mylan]

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* Fix version issue in metadata.xml [crchemist]

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* Added overrides.zcml for BBB http://plone.org/products/plone-seo/issues/19,
http://plone.org/products/plone-seo/issues/23 [mylan]
* Prevent view breakage for context, which canonical url can't be calculated for
http://plone.org/products/plone-seo/issues/22 [mylan]
* Fixed security issue for SEO Property action and view
http://plone.org/products/plone-seo/issues/24
[crchemist, mylan]

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* Bad title tag definition fixed http://plone.org/products/plone-seo/issues/20 [crchemist]

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* Drop global keywords functionality [mylan]
* Fix performance issues [mylan]
* Reviewed, updated tests [mylan]
* Moved all metatags list into htmlhead viewletmanager [mylan]
* Added advanced tab to seo configlet [mylan]
* Rewrite seo configlet - use standard plone configlet approach [mylan]
* Use collective.monkeypatcher package for listMetatags patch [liebster]
* Killed accessors usage in 'metatags order' property [liebster]
* Changed management of 'SEO' tab visiblity for different portal types [liebster]
* Implemented migration to new version [liebster]
* Cleanup code [mylan]
* Extend package's requirements, register in z3c.autoinclude entry-point [mylan]
* Translations rebuilt [mylan]
* Typo in fields description of seo_configlet fixed [mylan]
* Ukrainian translations updated [mylan]