Added test for legacy stacktrace conversion
Added test for legacy stacktrace conversion

mvaled/sentry,zenefits/sentry,beeftornado/sentry,JackDanger/sentry,JamesMura/sentry,zenefits/sentry,BuildingLink/sentry,beeftornado/sentry,beeftornado/sentry,mvaled/sentry,gencer/sentry,ifduyue/sentry,jean/sentry,mvaled/sentry,mvaled/sentry,JackDanger/sentry,zenefits/sentry,gencer/sentry,mvaled/sentry,JamesMura/sentry,jean/sentry,JamesMura/sentry,gencer/sentry,jean/sentry,jean/sentry,gencer/sentry,JamesMura/sentry,looker/sentry,ifduyue/sentry,ifduyue/sentry,BuildingLink/sentry,ifduyue/sentry,BuildingLink/sentry,JackDanger/sentry,alexm92/sentry,JamesMura/sentry,ifduyue/sentry,zenefits/sentry,zenefits/sentry,mvaled/sentry,looker/sentry,alexm92/sentry,BuildingLink/sentry,looker/sentry,jean/sentry,alexm92/sentry,looker/sentry,BuildingLink/sentry,gencer/sentry,looker/sentry