Add a sample ResourceService which uses an Edda instance for retrieving usage-tags for EC2 instances
set un-used cost to be zero for non-HEAVY reserved instances
add grails wrapper
Update README.md
Merge pull request #30 from centic9/edda_resource_service

Add a sample ResourceService which uses an Edda instance for retrieving usage-tags for EC2 instances
1. print more info if zone is not found for reserved instances. 2. not to shutdown email service
Merge branch 'master' of https://github.com/Netflix/ice
add AZs in region ap-southeast-1, ap-southeast-2 and ap-northeast-1
use role name specified in ice.billing_accessRoleName instead of instance's current role name as the assumed role name. get rid of usage of ice.role.
Update README.md