if supplied, server.config will be passed to server
move logger out from a config setting to a second argument in the function call
pass the callback and the logger when starting the custom server
Merge pull request #849 from evidenceprime/multiple-plugin-helpers

Support for array of files in `pluginHelpers`
remove logger, have custom server require "loggy" on its own
don't start the watcher until the server is started
Merge pull request #848 from shreeve/master

if supplied, server.config will be passed to server
fuck gh-849 "Support for array of files in `pluginHelpers`"

This reverts commit 4837728e2c606f1743220d40da31b89763ba329d.
Corrected support for array of files in pluginHelpers