Ldap3-bleeding-edge

- Added rebind() method to Connection object to rebind with a different user (thanks Lorenzo)
- Added Tests for rebind operation
- Start_tls honored in referrals
- Default ldaps port honored in referrals
- Additional connection parameters honored in referrals and in the restartable strategy
- Server connection timeout is honored while connecting, connection receive timeout while receiving
- Extended operations followed on referrals (thanks Pavel)
- Added receive_timeout parameter in Connection object to set socket in non-blocking mode with a specified timeout (thanks Antho)
- Fixed abstract entry __getattr__() throwing KeyError instead of AttributeError (thanks Kilroy)
- Fixed start_tls() Reusable strategy

- Controls can be added to extended operation in the extend package (thanks Hinel)

- Fixed set_config_parameter (thanks Sigmunau)
- Disabled unauthenticated authentication, see RFC 4513 section 5.1.2 (thanks Petros)
- Fixed falsey value in abstract Entry object __contains__() (thanks Vampouille)

- Allowed_referral_hosts in Server objects defaults to [('*', True)] to accept any referral server with authentication
- Referral uri is now properly percent-undecoded (thanks TWAC)
- Referral Server object now use the same configuration of the original Server object
- Fixed __contains__() in Entry object (thanks Vampouille)

- Removed the compat package
- Refactored docs for extend operations

- Private RC for production
- Status moved to 5 - Production/Stable