Improve TextConversionException's error message.
Fix #103: error of RunInstances with NetworkInterfaces
Fix #103: Change type of macaddr in InstanceNetworkInterface.
Add DescribeDhcpOptionsTest.
Add CreateDhcpOptionsTest
Add DescribeSnapshotAttributeTest.
Add CreateSnapshotTest.
ver.0.8.0.0
Add {Create,Delete,Replace}Route
Improve QueryDebug
Add rdsQueryDebug.
Add DescribeDBSnapshots.
Fix type in describeDBSnapshot.
Add CreateDBSnapshot.
Add DeleteDBSnapshot.
Add DescribeDBInstancesTest.
Add DBSnapshot module into cabal file.
Add DescribeDBSnapshotTest.
Snapshotを消すテストケースが通るのにも関わらず消えていない