Callback now includes `nativeModules` Array, which includes paths to native
	modules that were detected (but not included) while scanning the project
Added `includeNodeModules` option to allow any code in node_modules to be
	included in the project
Resulting `outputFile` has some line comments removed
Fixed up some regex to scan for `require(...)` expressions
Added support for `module.parent`
Updated README documentation
Push to 1.4.0