Bump json5, file-loader, html-webpack-plugin and webpack#39

dependabot[bot] wants to merge 1 commit intomasterShinkei/PhaserInit:masterfrom

dependabot/npm_and_yarn/json5-and-file-loader-and-html-webpack-plugin-and-webpack-2.2.2Shinkei/PhaserInit:dependabot/npm_and_yarn/json5-and-file-loader-and-html-webpack-plugin-and-webpack-2.2.2Copy head branch name to clipboard