Collective-xmpp-core

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- Bugfix. Check for GS profile version in dbconfig.py to avoid the instance not
starting without having run the GS upgrade step.
[jcbrand]

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- Documentation updated with Apache config example.
[alecghica]
- Cleaned up dependencies that already ship with Plone
[alecghica]
- Made Products.UserAndGroupSelectionWidget package optional.
Products.UserAndGroupSelectionWidget will be imported only
if package version is greater then 2.0.4 as it brings dependencies
like plone.dexterity witch conflict with other packages found in
the current Plone release.
[alecghica]
- Fixed register users form to work for the case when
Products.UserAndGroupSelectionWidget is not installed/used
[alecghica]
- Added info on how to make plone.dexterity optional
[alecghica]
- Explicitly store XMPP server's hostname instead of only using the XMPP
domain. Also store the port number instead of only using the default.
[jcbrand]
- Allow the configuration of the registry settings via buildout. See
dbconfig.py
[jcbrand]

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- Added Spanish translation.
[macagua]
- Added improvements about i18n support.
[macagua]
- Bugfix. Prevent getAllMemberIds from returning duplicates.
[jcbrand]

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- Fixed RST formatting bugs.
[jcbrand]

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- Documentation updated
[jcbrand]
- Fixed HISTORY.txt markup
[alecghica]
- Fixed version used for Products.UserAndGroupSelectionWidget to >2.04
as earlier version will crash due to API changes
[alecghica]
- Bugfix. Password utility forgets user passwords when a user is registered.
[jcbrand]

------------------

- Bugfix for RuntimeError that might occur when upgrading from 0.1a1 to 0.1a2
[jcbrand]