builder/common: step to create floppy disks
builder/vmware: support floppy_files for mounting a floppy disk
script: build completes
builder/common: continue after creating floppy
packer: Only trim whitespace on the right of prefixed UI
builder/virtualbox: support floppy_files
website: document the floppy_files feature
builder/virtualbox: remove floppy drive before exporting
builder/virtualbox: paused is still running
Update CHANGELOG
scripts: add -e to build.sh again
builder/vmware: error if shutdown command failed
Adding the ability to specify a security_group_id for the amazonebs builder
builder/digitalocean: use detected env variables for credentials
Add AWS instance id to normal output

The AWS instance id is only output when logging is occurring. If an
error happens it is useful to know the AWS instance id of the instance
spun up by packer in case further cleanup or forensics are needed.
Merge pull request #170 from markpeek/markpeek-awsinstancedebugging

builder/amazonebs: Add AWS instance id to normal output
Validate that instance exists and is EBS based before trying to launch it.
Merge pull request #172 from MattSurabian/feature/ebs-builder-bug

builder/amazonebs: Validate that instance exists and is EBS based before trying to launch it
Update CHANGELOG
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