Update keyword "webpack1" to "webpack 1" support readme for webpack1 wiki
Update keyword "webpack1" to "webpack 1" support readme for webpack1 wiki

SimenB/webpack,NekR/webpack,webpack/webpack,SimenB/webpack,EliteScientist/webpack,webpack/webpack,EliteScientist/webpack,webpack/webpack,SimenB/webpack,NekR/webpack,webpack/webpack,SimenB/webpack