Add a rake task to the deployment to backup the DB.

Apparently needed with all the broken migrations...

lib/tasks/dump_db.rake

@@ -0,0 +1,11 @@
+require 'yaml'
+task :dump_db do
+  yaml = YAML.load_file("config/database.yml")
+  conf = yaml["production"]
+  filename = "#{conf["database"]}-#{Time.now.strftime("%Y-%m-%d-%H:%M:%S:%L")}.sql"
+  if conf["adapter"] == 'mysql2'
+    system "mysqldump -u #{conf["username"]} --password=#{conf["password"]} -h #{conf["host"]} #{conf["database"]} > ~/#{filename}"
+  else
+    puts "Error: This rake task only works for MYSQL"
+  end
+end