CI: Run travis builds on master to keep cache up to date
CI: Run travis builds on master to keep cache up to date

Also  adds names to builds for readability

zerothi/scipy,ilayn/scipy,nmayorov/scipy,grlee77/scipy,endolith/scipy,perimosocordiae/scipy,anntzer/scipy,endolith/scipy,WarrenWeckesser/scipy,pizzathief/scipy,anntzer/scipy,scipy/scipy,matthew-brett/scipy,vigna/scipy,matthew-brett/scipy,endolith/scipy,matthew-brett/scipy,e-q/scipy,pizzathief/scipy,ilayn/scipy,anntzer/scipy,andyfaff/scipy,nmayorov/scipy,Eric89GXL/scipy,e-q/scipy,nmayorov/scipy,grlee77/scipy,zerothi/scipy,scipy/scipy,WarrenWeckesser/scipy,scipy/scipy,endolith/scipy,mdhaber/scipy,grlee77/scipy,e-q/scipy,rgommers/scipy,mdhaber/scipy,WarrenWeckesser/scipy,Eric89GXL/scipy,Eric89GXL/scipy,anntzer/scipy,mdhaber/scipy,mdhaber/scipy,vigna/scipy,Eric89GXL/scipy,perimosocordiae/scipy,mdhaber/scipy,zerothi/scipy,perimosocordiae/scipy,perimosocordiae/scipy,pizzathief/scipy,vigna/scipy,zerothi/scipy,endolith/scipy,matthew-brett/scipy,ilayn/scipy,Stefan-Endres/scipy,tylerjereddy/scipy,Stefan-Endres/scipy,Stefan-Endres/scipy,nmayorov/scipy,ilayn/scipy,anntzer/scipy,rgommers/scipy,e-q/scipy,vigna/scipy,rgommers/scipy,Eric89GXL/scipy,zerothi/scipy,e-q/scipy,perimosocordiae/scipy,WarrenWeckesser/scipy,Stefan-Endres/scipy,tylerjereddy/scipy,andyfaff/scipy,rgommers/scipy,andyfaff/scipy,nmayorov/scipy,scipy/scipy,ilayn/scipy,mdhaber/scipy,matthew-brett/scipy,Stefan-Endres/scipy,WarrenWeckesser/scipy,vigna/scipy,Eric89GXL/scipy,anntzer/scipy,WarrenWeckesser/scipy,andyfaff/scipy,zerothi/scipy,andyfaff/scipy,andyfaff/scipy,scipy/scipy,ilayn/scipy,pizzathief/scipy,pizzathief/scipy,grlee77/scipy,Stefan-Endres/scipy,scipy/scipy,tylerjereddy/scipy,tylerjereddy/scipy,rgommers/scipy,endolith/scipy,perimosocordiae/scipy,tylerjereddy/scipy,grlee77/scipy