As I didn't run across those yet I'll share the ones I made an hour ago.
Contains symbols for RPi (A+, B+, 2B) and CM1, CM3 & CM3lite.
Please verify with Raspberry Pi Foundation documentation yourself - I don't take any responsibility if they're wrong
Lib can be found here:
It's kept in style to what the foundation uses in their reduced documentation.
Feel free to adopt it to the KiCAD library convention and submit it to be included into the KiCAD libs.
Once I get around to do some layout with them I'll probably create a CM 3D STEP model that you should be able to integrate into the SODIMM 200 pin connector footprint of your choice..
Just in case it's needed, this is a footprint for a TE 200pin SODIMM (drawing number CD_1473149_K3):