Add support for dynamic frontend panels

script/build_frontend

@@ -2,36 +2,21 @@
 
 cd "$(dirname "$0")/.."
 
-cd homeassistant/components/frontend/www_static/home-assistant-polymer
+cd homeassistant/components/frontend/www_static
+rm -rf core.js* frontend.html* webcomponents-lite.min.js* panels
+cd home-assistant-polymer
+npm run clean
 npm run frontend_prod
 
 cp bower_components/webcomponentsjs/webcomponents-lite.min.js ..
-cp build/frontend.html ..
-gzip build/frontend.html -c -k -9 > ../frontend.html.gz
-cp build/partial-map.html ..
-gzip build/partial-map.html -c -k -9 > ../partial-map.html.gz
-cp build/dev-tools.html ..
-gzip build/dev-tools.html -c -k -9 > ../dev-tools.html.gz
-cp build/_core_compiled.js ../core.js
-gzip build/_core_compiled.js -c -k -9 > ../core.js.gz
-
+cp -r build/* ..
 node script/sw-precache.js
 cp build/service_worker.js ..
-gzip build/service_worker.js -c -k -9 > ../service_worker.js.gz
+
+cd ..
+
+gzip -f -k -9 *.html *.js ./panels/*.html
 
 # Generate the MD5 hash of the new frontend
-cd ../..
-echo '"""DO NOT MODIFY. Auto-generated by build_frontend script."""' > version.py
-if [ $(command -v md5) ]; then
-    echo 'CORE = "'`md5 -q www_static/core.js`'"' >> version.py
-    echo 'UI = "'`md5 -q www_static/frontend.html`'"' >> version.py
-    echo 'MAP = "'`md5 -q www_static/partial-map.html`'"' >> version.py
-    echo 'DEV = "'`md5 -q www_static/dev-tools.html`'"' >> version.py
-elif [ $(command -v md5sum) ]; then
-    echo 'CORE = "'`md5sum www_static/core.js | cut -c-32`'"' >> version.py
-    echo 'UI = "'`md5sum www_static/frontend.html | cut -c-32`'"' >> version.py
-    echo 'MAP = "'`md5sum www_static/partial-map.html | cut -c-32`'"' >> version.py
-    echo 'DEV = "'`md5sum www_static/dev-tools.html | cut -c-32`'"' >> version.py
-else
-    echo 'Could not find an MD5 utility'
-fi
+cd ../../../..
+script/fingerprint_frontend.py