ignore the Gemfile.lock
ignore the Gemfile.lock

gems like 'engineyard' should specify their deps well enough that
a log file isn't necessary

Change-Id: I3e201c7e67e158705e74ed830729b00baef1de30
Reviewed-on: http://review.engineyard.com/298
Reviewed-by: Sam Merritt <5aec43857f03982d0d771daf2f8c2a359d3ce580@engineyard.com>
Tested-by: Sam Merritt <5aec43857f03982d0d771daf2f8c2a359d3ce580@engineyard.com>

cowboyd/engineyard,radamanthus/engineyard,engineyard/engineyard,engineyard/engineyard,radamanthus/engineyard