Customise hostname in terraform scripts about faasd HOT 4 CLOSED

I can, but it won't be for a few days at least. Moving house and painting and all that stuff.

from faasd.

https://github.com/openfaas/faasd/tree/master/docs/bootstrap

https://github.com/openfaas/faasd/tree/master/docs/bootstrap/digitalocean-terraform

from faasd.

If any of our newer contributors wanted to have a go at this then:

This fixed faasd string needs changing to a variable, it can be defaulted to faasd to keep current functionality.

https://github.com/openfaas/faasd/blob/master/docs/bootstrap/digitalocean-terraform
/main.tf#L62

Then a test:

1. Test with not overriding the variable
2. Test with overriding the variable

Both test cases should pass and then this would be good to go

from faasd.

/close

done in #96

from faasd.