Rename task to prepare-deploy

Author: devversion

tools/gulp/tasks/development.ts

@@ -39,7 +39,7 @@ task('serve:devapp', ['build:devapp'], sequenceTask(
 ));
 
 /** Task that copies all vendors into the demo-app package. Allows hosting the app on firebase. */
-task('build-deploy:devapp', ['build:devapp'], () => {
+task('prepare-deploy:devapp', ['build:devapp'], () => {
   copyFiles(join(PROJECT_ROOT, 'node_modules'), vendorGlob, join(outDir, 'node_modules'));
   copyFiles(DIST_BUNDLES, '*.+(js|map)', join(outDir, 'dist/bundles'));
   copyFiles(DIST_MATERIAL, '**/prebuilt/*.+(css|map)', join(outDir, 'dist/packages/material'));