Changes between 6.6.1 and 6.6.2

Module changes:

• wiktionary tries harder to get a valid result before erroring out

Core changes:

• Fixed an inconsistency between interpretations of the --config option in
  normal operation vs. wizard mode
• Requirement specifiers tightened up to reduce/prevent pip trying to install
  incompatible dependency versions (IPython, dnspython)
• SASL token is now split when required according to spec
• Multi-byte Unicode characters are now handled correctly when splitting lines