Adds support for the New Relic SDK in the latest Titanium Studio SDK

@negupta Per your suggestion, we are submitting a pull request that enables New Relic for Android with the current Titanium node.js build system.

This is in reference to:
https://github.com/appcelerator/titanium_mobile/pull/4765

The original addition of New Relic to the deprecated Python build script is here:
https://github.com/appcelerator/titanium_mobile/commit/c0060bdc42d8d9faf834074aa459de7d7cc83eea

Thanks!