First set of upgrade to 5.3 stuff.

.env.example

@@ -3,14 +3,17 @@ APP_DEBUG=false
 APP_FORCE_SSL=false
 APP_FORCE_ROOT=
 APP_KEY=SomeRandomStringOf32CharsExactly
-LOG_LEVEL=warning
+APP_LOG_LEVEL=warning
+APP_URL=http://localhost
 
 DB_CONNECTION=mysql
-DB_HOST=localhost
+DB_HOST=127.0.0.1
+DB_PORT=3306
 DB_DATABASE=homestead
 DB_USERNAME=homestead
 DB_PASSWORD=secret
 
+BROADCAST_DRIVER=log
 CACHE_DRIVER=file
 SESSION_DRIVER=file
 QUEUE_DRIVER=sync
@@ -22,7 +25,7 @@ COOKIE_SECURE=false
 DEFAULT_CURRENCY=EUR
 DEFAULT_LANGUAGE=en_US
 
-REDIS_HOST=localhost
+REDIS_HOST=127.0.0.1
 REDIS_PASSWORD=null
 REDIS_PORT=6379
 
@@ -42,3 +45,6 @@ SHOW_DEMO_WARNING=false
 
 ANALYTICS_ID=
 SITE_OWNER=mail@example.com
+PUSHER_KEY=
+PUSHER_SECRET=
+PUSHER_APP_ID=