catch up with pgina 3.2.4.1

Global:

• Pgina service bugfixes
• Pgina service extend max shutdowntime to 1h

LDAP plugin:

• a view bugfixes
• option to use authentication bind when searching in authorization and gateway stages.

pgSMB plugin:

• add 1 minute timeout if an SMB connection fails

Radius plugin:

• Lots of updates to the RADIUS plugin from Oooska

MySQL plugin:

• add option to prevent (or not) logon in gateway if server error occurs