Squashed 'QualityRatings/DFWikiFunctions/' changes from 6213890..f12cc59

f12cc59 DFDiagram
1aaaec9 Merge commit '2cc6cbef53857d7bada23d2c9b5cee3a9590853e' as 'extensions/DFDiagram'
2cc6cbe Squashed 'extensions/DFDiagram/' content from commit bb52298

git-subtree-dir: QualityRatings/DFWikiFunctions
git-subtree-split: f12cc59f829e9885327fd870c62f09eb26066de7
Merge commit '3995c221071258098d04e6a7983b33a1cd32f036'