message: fix(package): remove src directory and fix typings location
  Related to
diff: @@ -20,7 +20,7 @@ const CJS_PKG = PKG_ROOT + '_cjs/';
  const ESM5_PKG = PKG_ROOT + '_esm5/';
  const ESM2015_PKG = PKG_ROOT + '_esm2015/';
  const UMD_PKG = PKG_ROOT + 'bundles/';
  -const TYPE_PKG = PKG_ROOT + '_typings/';
  +const TYPE_PKG = PKG_ROOT;
  // License info for minified files
  @@ -35,7 +35,7 @@ let rootPackageJson = Object.assign({}, pkg, {
  main: './_cjs/Rx.js',
  module: './_esm5/Rx.js',
  es2015: './_esm2015/Rx.js',
  - typings: './_typings/Rx.d.ts'
  + typings: './Rx.d.ts'
  });
  // Read the files and create package.json files for each. This allows Node,
  @@ -84,7 +84,6 @@ klawSync(CJS_ROOT, {
  mkdirp.sync(PKG_ROOT);
  // Copy over the sources
  -copySources('src/', PKG_ROOT + 'src/');
  copySources(CJS_ROOT, CJS_PKG);
  copySources(ESM5_ROOT, ESM5_PKG);
  copySources(ESM2015_ROOT, ESM2015_PKG);
  