build(): add release staging script.

scripts/release/stage-release.sh

@@ -0,0 +1,43 @@
+#!/usr/bin/env bash
+set -ex
+
+# Stages a release by putting everything that should be packaged and released
+# into the ./deploy folder. This script should be run from the root of the
+# material2 repo.
+
+# Make sure you are not running `ng serve` or `ng build --watch` when running this.
+
+
+# Clear dist/ and deploy/ so that we guarantee there are no stale artifacts.
+rm -rf ./dist
+rm -rf ./deploy
+
+# For packaging for npm only, replace the TypeScript module format to commonjs.
+# Creates a tscongig.json.backup with the original file that we'll use to restore after building.
+sed -i.backup 's|"module": ".+"|"module": "commonjs"|g' ./src/tsconfig.json
+
+# Perform a build with the modified tsconfig.json.
+ng build
+
+# Return tsconfig.json to its original state.
+mv -f ./src/tsconfig.json.backup ./src/tsconfig.json
+
+# Inline the css and html into the component ts files.
+./node_modules/gulp/bin/gulp.js inline-resources
+
+# deploy/ serves as a working directory to stage the release.
+mkdir deploy
+
+# Copy all components/ to deploy/ and replace "../core" with just "core" since each
+# component directory will now live as a sibling to core/.
+# Use a `.bak` extension for sed backup because `sed` on OSX will not work without a backup
+# extension. Delete the backups immediately after.
+cp -R ./dist/components/* ./deploy/
+find ./deploy -type f \( -name "*.js" -o -name "*.ts" \) -exec sed -i.bak 's|\.\./core|core|g' {} \;
+find ./deploy -type f -name "*.bak" | xargs rm
+
+# Copy the core/ directory directly into ./deploy
+cp -R ./dist/core/ ./deploy/core/
+
+# To test the packages, use `npm link` in the package directories.
+# See https://docs.npmjs.com/cli/link