Add tests that we can have coroutines for timeout/periodic callbacks
Add tests that we can have coroutines for timeout/periodic callbacks

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