MAINT: Update pavement.py
MAINT: Update pavement.py

- Add README signing from scipy.
- Change NOTES.txt to README.

[ci skip]

WarrenWeckesser/numpy,charris/numpy,madphysicist/numpy,pizzathief/numpy,bertrand-l/numpy,ahaldane/numpy,solarjoe/numpy,madphysicist/numpy,seberg/numpy,mhvk/numpy,endolith/numpy,endolith/numpy,ddasilva/numpy,pizzathief/numpy,jakirkham/numpy,solarjoe/numpy,jorisvandenbossche/numpy,shoyer/numpy,shoyer/numpy,mattip/numpy,grlee77/numpy,jakirkham/numpy,MSeifert04/numpy,abalkin/numpy,WarrenWeckesser/numpy,anntzer/numpy,chatcannon/numpy,simongibbons/numpy,madphysicist/numpy,anntzer/numpy,simongibbons/numpy,Eric89GXL/numpy,bertrand-l/numpy,pdebuyl/numpy,seberg/numpy,ssanderson/numpy,charris/numpy,abalkin/numpy,behzadnouri/numpy,jakirkham/numpy,pdebuyl/numpy,numpy/numpy,behzadnouri/numpy,WarrenWeckesser/numpy,chatcannon/numpy,bringingheavendown/numpy,ahaldane/numpy,pbrod/numpy,shoyer/numpy,Eric89GXL/numpy,chatcannon/numpy,ahaldane/numpy,mhvk/numpy,pbrod/numpy,gfyoung/numpy,madphysicist/numpy,MSeifert04/numpy,ddasilva/numpy,grlee77/numpy,b-carter/numpy,utke1/numpy,pbrod/numpy,ddasilva/numpy,shoyer/numpy,mhvk/numpy,WarrenWeckesser/numpy,MSeifert04/numpy,ContinuumIO/numpy,rgommers/numpy,rgommers/numpy,seberg/numpy,charris/numpy,behzadnouri/numpy,numpy/numpy,grlee77/numpy,MSeifert04/numpy,ssanderson/numpy,solarjoe/numpy,pbrod/numpy,jakirkham/numpy,WarrenWeckesser/numpy,abalkin/numpy,tynn/numpy,ahaldane/numpy,Eric89GXL/numpy,pdebuyl/numpy,bringingheavendown/numpy,jorisvandenbossche/numpy,mhvk/numpy,endolith/numpy,charris/numpy,grlee77/numpy,mhvk/numpy,numpy/numpy,simongibbons/numpy,ContinuumIO/numpy,pizzathief/numpy,ContinuumIO/numpy,grlee77/numpy,pdebuyl/numpy,endolith/numpy,Eric89GXL/numpy,tynn/numpy,madphysicist/numpy,pizzathief/numpy,pizzathief/numpy,bertrand-l/numpy,utke1/numpy,gfyoung/numpy,rgommers/numpy,bringingheavendown/numpy,gfyoung/numpy,mattip/numpy,utke1/numpy,rgommers/numpy,simongibbons/numpy,anntzer/numpy,MSeifert04/numpy,numpy/numpy,jorisvandenbossche/numpy,jorisvandenbossche/numpy,mattip/numpy,simongibbons/numpy,ahaldane/numpy,jakirkham/numpy,pbrod/numpy,b-carter/numpy,shoyer/numpy,ssanderson/numpy,mattip/numpy,anntzer/numpy,jorisvandenbossche/numpy,tynn/numpy,seberg/numpy,b-carter/numpy