title: AWS Cloud Formation multiple route entries with parameters
body: <p>There is a requirement for cloudformation template to have mutiple route entries to route table.
  AWS::EC2::route can create only one route entry.
  Is there a way to create mutiple route entry which depends on parameters?
  Example in parameter a comma separate or list of destination cidr will be asked and target will be IGW</p>
  <p>Parameters
  DestinationCidrList:
  Type: String
  Default: 172.16.2.2\32, 10.4.14.3\32</p>
  <p>The cfn template should create routes in routetable to IGW, this destination list can have mutiple  destination IP address</p>