User:This, that and the other

w:User:This, that and the other

Config settings with no documentation
Most of these don't need documentation yet: but just listing them here for completeness.
 * Manual:$wgConfigClass
 * Manual:$wgEnableAsyncUploads
 * Manual:$wgImgAuthUrlPathMap
 * Manual:$wgAttemptFailureEpoch
 * note: skipped updating the Enotif docs, since I think others understand that stuff better than me