Revert "Try switching up xdist py2 n=2 | py3 n=0 (no xdist)"
Revert "Try switching up xdist py2 n=2 | py3 n=0 (no xdist)"

This reverts commit f48a157240aa9beb954e20514c10e6cdd669595d.

bokeh/bokeh,philippjfr/bokeh,draperjames/bokeh,draperjames/bokeh,bokeh/bokeh,azjps/bokeh,philippjfr/bokeh,azjps/bokeh,quasiben/bokeh,ptitjano/bokeh,dennisobrien/bokeh,draperjames/bokeh,jakirkham/bokeh,percyfal/bokeh,timsnyder/bokeh,schoolie/bokeh,Karel-van-de-Plassche/bokeh,rs2/bokeh,msarahan/bokeh,KasperPRasmussen/bokeh,dennisobrien/bokeh,rs2/bokeh,mindriot101/bokeh,aavanian/bokeh,Karel-van-de-Plassche/bokeh,philippjfr/bokeh,ericmjl/bokeh,azjps/bokeh,schoolie/bokeh,phobson/bokeh,KasperPRasmussen/bokeh,mindriot101/bokeh,rs2/bokeh,timsnyder/bokeh,timsnyder/bokeh,timsnyder/bokeh,dennisobrien/bokeh,aiguofer/bokeh,dennisobrien/bokeh,Karel-van-de-Plassche/bokeh,justacec/bokeh,clairetang6/bokeh,stonebig/bokeh,clairetang6/bokeh,ptitjano/bokeh,bokeh/bokeh,dennisobrien/bokeh,rs2/bokeh,schoolie/bokeh,clairetang6/bokeh,KasperPRasmussen/bokeh,quasiben/bokeh,azjps/bokeh,philippjfr/bokeh,draperjames/bokeh,draperjames/bokeh,ptitjano/bokeh,jakirkham/bokeh,aavanian/bokeh,phobson/bokeh,jakirkham/bokeh,percyfal/bokeh,aiguofer/bokeh,mindriot101/bokeh,KasperPRasmussen/bokeh,phobson/bokeh,phobson/bokeh,mindriot101/bokeh,bokeh/bokeh,bokeh/bokeh,justacec/bokeh,aiguofer/bokeh,stonebig/bokeh,Karel-van-de-Plassche/bokeh,philippjfr/bokeh,justacec/bokeh,DuCorey/bokeh,ericmjl/bokeh,ericmjl/bokeh,timsnyder/bokeh,KasperPRasmussen/bokeh,msarahan/bokeh,percyfal/bokeh,msarahan/bokeh,aiguofer/bokeh,percyfal/bokeh,ptitjano/bokeh,ericmjl/bokeh,aavanian/bokeh,aavanian/bokeh,schoolie/bokeh,aiguofer/bokeh,DuCorey/bokeh,jakirkham/bokeh,schoolie/bokeh,DuCorey/bokeh,DuCorey/bokeh,justacec/bokeh,Karel-van-de-Plassche/bokeh,msarahan/bokeh,percyfal/bokeh,jakirkham/bokeh,aavanian/bokeh,clairetang6/bokeh,stonebig/bokeh,rs2/bokeh,ericmjl/bokeh,azjps/bokeh,phobson/bokeh,DuCorey/bokeh,stonebig/bokeh,ptitjano/bokeh,quasiben/bokeh