* Avoid having module documentation links to itself
A lot of modules use M(own_module) in their documentation causing a link
in the documentation to itself.
* Make note more clear now
* Windows: Fix documentation strings to be raw strings
Especially when using Windows paths they easily get confused as escaped
sequences or unicode characters. So by default use raw strings
This fixes#20295
* Fixed as hinted by @abadger
And some trailing whitespace fixes.
