tests(circleCI): configure for 4x paralellism
tests(circleCI): configure for 4x paralellism

anongtech/ionic,MarcBT/ionic,jgw96/ionic,anongtech/ionic,ralic/ionic,r14r-work/fork_ionic,VinceOPS/ionic,5amfung/ionic,anongtech/ionic,anongtech/ionic,sloops77/ionic,MarcBT/ionic,ralic/ionic,open-anesthesia/ionic,janglednerves/ionic,GhostGroup/ionic,thompsonemerson/ionic,MartinMa/ionic,KholofeloMoyaba/atajo-ui,yanzhihong23/ionic-nono,jgw96/ionic,JoeyAndres/meteoric-sass,rreinold/FitnessDashboard_IonicApp,KholofeloMoyaba/atajo-ui,sloops77/ionic,yanzhihong23/ionic-nono,thompsonemerson/ionic,rreinold/FitnessDashboard_IonicApp,VinceOPS/ionic,janij/ionic,envistaInteractive/ionic,5amfung/ionic,envistaInteractive/ionic,open-anesthesia/ionic,r14r-work/fork_ionic,MarcBT/ionic,GhostGroup/ionic,envistaInteractive/ionic,open-anesthesia/ionic,jgw96/ionic,r14r-work/fork_ionic,VinceOPS/ionic,KholofeloMoyaba/atajo-ui,KholofeloMoyaba/atajo-ui,janij/ionic,GhostGroup/ionic,open-anesthesia/ionic,sloops77/ionic,MartinMa/ionic,ralic/ionic,janij/ionic,GhostGroup/ionic,jgw96/ionic,rreinold/FitnessDashboard_IonicApp,MartinMa/ionic,janglednerves/ionic,r14r-work/fork_ionic,janglednerves/ionic,jgw96/ionic,janglednerves/ionic,envistaInteractive/ionic,yanzhihong23/ionic-nono,thompsonemerson/ionic,VinceOPS/ionic,thompsonemerson/ionic,janglednerves/ionic,ralic/ionic,janij/ionic,MartinMa/ionic,5amfung/ionic,5amfung/ionic,rreinold/FitnessDashboard_IonicApp,yanzhihong23/ionic-nono,sloops77/ionic,MarcBT/ionic