Guillotina

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- Fix: patch a role on dbusers:groups don't remove users from them
[jordic]

- Fix: patching password on a user hash it
[jordic]

- Fix: only allow lowercase usernames on dbusers creation
[jordic]

- Feat: db_users, being able to login by email
[jordic]

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- Fix filter and sort by date field on pgcatalog
[bloodbare]

- Add memcached support as cache driver
[lferran]

- Fix: prevent caching large objects on fill_cache
[lferran]

- Fix: dyncontent vocabularies json serialization
[bloodbare]

- Fix: prevent caching large objects on fill_cache
[lferran]

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- Support other languages on FTS at pgcatalog
[bloodbare]

- DB Users storing group on DB due to pickling groups_cache leads to wrong objects
[bloodbare]

- Improve markup (docs/index.md)
[svx]

- Various documentation improvements
[svx]

- Unify wording in dev docs
[svx]

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- (Breaking change) Fixing TLS and STARTTLS
At configuration starttls was used in case of tls: true. Its needed to change it to starttls: true
Now you can configura tls with tls: true or starttls with starttls: true on the server configuration
[bloodbare]

- Better exception on worflow
[bloodbare]

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- Bug on Tus Upload with dict fieldname, location is wrong on POST request
[bloodbare]

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- Adding config option for max result search value
[bloodbare]