ref(user-data.sample): configure fleet without overwriting unit file

We can configure the fleet public_ip with cloud-config, so let's do that
without overwriting the default unit.
Merge pull request #153 from carmstrong/vanilla_userdata

ref(user-data.sample): configure fleet without overwriting unit file
Automatically acquire a new etcd discovery token

Since we're loading a ruby file anyway, might as well automate the manual step away
Merge pull request #156 from christianromney/master

Automatically acquire a new etcd discovery token
Only generate new token on vagrant up

Signed-off-by: Christian Romney <cromney@pointslope.com>
Merge pull request #160 from christianromney/master

Only generate new etcd token on vagrant up
fix(config.rb.sample): fix #169 YAML formatting
Merge pull request #170 from joukou-forks/master

fix(config.rb.sample): fix #169 YAML formatting
Rename vb_ vars to vm_ and enable for fusion