added note for browsertest
added note for browsertest

ts-webpack/webpack,nkzawa/webpack,SimenB/webpack,ts-webpack/webpack,sdawson/webpack,halfzebra/webpack,cesarandreu/webpack,SimenB/webpack,jescalan/webpack,rlugojr/webpack,ts-webpack/webpack,NekR/webpack,webpack/webpack,halfzebra/webpack,EliteScientist/webpack,pugnascotia/webpack,NekR/webpack,webpack/webpack,rlugojr/webpack,SimenB/webpack,nkzawa/webpack,jamestautges/webpack,EliteScientist/webpack,halfzebra/webpack,g0ddish/webpack,ts-webpack/webpack,jescalan/webpack,cesarandreu/webpack,SimenB/webpack,nkzawa/webpack,webpack/webpack,jescalan/webpack,rlugojr/webpack,g0ddish/webpack,jamestautges/webpack,sdawson/webpack,g0ddish/webpack,webpack/webpack,pugnascotia/webpack,pugnascotia/webpack,cesarandreu/webpack