Add scaling policies + SNS notifications
Add tags to the autoscale groups
60s is shortest allowed CloudWatch alarm period.
ProcessIncoming node type is fixed to c3.xlarge.

Since the node type has an effect on the BlockDeviceMapping stuff, it's easier
just to set the node type to something specific.

The image is also updated to an HVM-based ami.
Use an HVM AMI with enhanced networking enabled.

This has the "sriov" flag turned on.  See here for more details:
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/enhanced-networking.html
Fix a typo
More log messages re: subprocs, less bad data logs
Pass through the aws credentials if we have them.
Close queues
Merge remote-tracking branch 'mozilla/master' into analysis-on-spot
Added service script for telemetry-analysis
Removed hacks, --upgrade boto, don't require AWS keys