MoinMoin Wiki 1.9.11

Changes overview:

• important / urgent major security fixes:
  • GHSA-52q8-877j-gghq
  • GHSA-4q96-6xhq-ff43
• some other bug fixes
• updated bundled dependencies (please see docs/REQUIREMENTS)

Please see there for details:

https://github.com/moinwiki/moin-1.9/blob/1.9.11/docs/CHANGES#L13

#72