Please review: [389 Project] #47838: harden the list of ciphers available by default; [389 Project] #47895: If no effective ciphers are available, disable security setting.

[Noriko Hosoi]

https://fedorahosted.org/389/ticket/47838

https://fedorahosted.org/389/attachment/ticket/47838/0001-Ticket-47838-harde...
git patch file (master) -- additional features; 1. allowWeakCipher, 2. 
ignore unsupported cipher suite in nsSSL3Ciphers

https://fedorahosted.org/389/attachment/ticket/47838/0003-Ticket-47838-CI-te...
git patch file (master) -- additional CI test cases

https://fedorahosted.org/389/ticket/47895

https://fedorahosted.org/389/attachment/ticket/47895/0002-Ticket-47895-If-no...