2.0.0

Release 2.0.0

• bb572d5 bugfix: QA
• 783f73a bugfix: remove unused tests
• 6d89c73 backward incompatible: change the meaning of cyrus_sasl_saslauthd_flags
• bcc0b51 bugfix: QA
• 2a58dfb [bugfix] fix thirdparty repo, bump rubocop and QA (#18)
• d135be0 [bugfix] bump specinfra, fixes master (#17)