#12 perl configuration file is sloppy

[Dave Benson]

> So servicectl has in it, a call to
maybe-generate-wigwam-config
> but only when you do 'servicectl start'
>
> maybe-generate-wigwam-config generates a perl
package, that
> defines the hash %Wigwam::Config, to be the
environment variables
> set in the that roles config.
>
> this seems pretty handy, however:
>
> - it should probably be namd generate-perl-wigwam-config
>
> - it should also run on restart, which it does not
>
> or
>
> - perhaps it shouldn't really be part of servicectl?
> perhaps this should be it's own service_package?
>