conpaas frontend installation script: point to location of EC2_{ACCOUNT,CANONICAL}_ID
conpaas frontend installation script: point to location of EC2_{ACCOUNT,CANONICAL}_ID

git-svn-id: 3c739b8a310a10be68afd4fdd7f3d450bf1457ba@3609 ef35cc4a-2640-4bbf-98bc-65920db7d8ae

ema/conpaas,ema/conpaas,ema/conpaas,ema/conpaas,ema/conpaas