Extraneous username present in latest images

[craigtracey]

What steps did you take and what happened: ~vince in the ubuntu home directory

What did you expect to happen:

Anything else you would like to add:

Environment:

• Kubernetes version: (use kubectl version):
• OS (e.g. from /etc/os-release):

[timothysc]

/assign @vincepri
/cc @chuckha

[chuckha]

Cross referencing the wardroom ticket: heptiolabs/wardroom#89