bug 1005013 - add newrelic to server process

[groovecoder]

This is how I started it. It should work like this, but some follow-ups could be to see if we can add more granular monitoring/profiling into macros and macro workers?

[groovecoder]

Oops, just noticed I need to make the app name come from an environment variable too.

[groovecoder]

Updated newrelic.js to pull all config from environment variables:

NEW_RELIC_APP_NAME
NEW_RELIC_LICENSE_KEY
NEW_RELIC_HIGH_SECURITY

It still works. And when I left my local vm running some background render tasks, I'm starting to see some good data about which pages take the longest for KumaScript to execute:

[darkwing]

R+. Builds properly, tests pass, eye-test passes.