Collective.revisionmanager

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- Fixed deleting orphans in Plone 5.1+ (CMFEditions 3).
Fixes `issue 19 <https://github.com/collective/collective.revisionmanager/issues/19>`_. [maurits]

- Fixed startup error by loading the CMFCore zcml. [maurits]

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- Do not fail on ``BrokenModified`` while calculating storage statistics.
[pbauer]

- UX-Improvements: Display size in a human-readable format, allow to increase the batch-size with a query-string, allow selecting all items.
[pbauer]

- In addition to the overall number of revisions, also display the number of purged revisions (fixes `14 <https://github.com/collective/collective.revisionmanager/issues/14>`_).
[tschorr]

- Decrease log level for logging processing of each history (fixes `15 <https://github.com/collective/collective.revisionmanager/issues/15>`_).
[tschorr]

- Add script to rebuild i18n stuff and update translations.
[hvelarde]

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- Do not fail on ``POSKeyError`` while calculating storage statistics (fixes `9 <https://github.com/collective/collective.revisionmanager/issues/9>`_).
[tschorr]

- Storage statistics calculation now works behind a proxy (fixes `8 <https://github.com/collective/collective.revisionmanager/issues/8>`_).
[tschorr]

- Fix a typo. This requires to run an update step (see `10 <https://github.com/collective/collective.revisionmanager/issues/10>`_).
[tschorr]

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- Add Brazilian Portuguese and Spanish translations.
[hvelarde]

- Fix package uninstall.
[hvelarde]

- Fix package dependencies.
Remove needless dependency on z3c.jbot.
[hvelarde]

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- do not calculate statistics during installation. This allows to
configure subtransactions (and thereby memory consumption) before
calculating statistics initially
- add more german translations
- more work on i18n
- fix KeyError when sorting by portal_type
- add button to delete all histories without working copy at once

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- introducing subtransactions to save memory
- more work on german translations