Add support for dynamic themes

scripts/sync-build-dir.js

@@ -1,22 +0,0 @@
-const syncBuildDir = require('copyfiles');
-const path = require('path');
-const {
-  projectRoot,
-  theme,
-  themePath,
-} = require('../webpack/helpers');
-
-const projectDepth = projectRoot('./').split(path.sep).length;
-
-let callback;
-
-if (theme !== null && theme !== undefined) {
-  callback = () => {
-    syncBuildDir([path.join(themePath, '**/*'), 'build'], { up: projectDepth + 2 }, () => {})
-  }
-}
-else {
-  callback = () => {};
-}
-
-syncBuildDir([projectRoot('src/**/*'), 'build'], { up: projectDepth + 1 }, callback);