removing ContentAlteringSourceModule and casting NamespacedJsSourceModule in the reader factory instead
starting to add requireAll JS code
Revert "removing globalisation of NodeJS classes"

This reverts commit c658b056e97c1880d97ccfd16364a93eabe423e2.

Conflicts:
	brjs-core/src/test/java/org/bladerunnerjs/spec/bundling/aspect/AspectBundlingOfMixedSources.java
removing function definiton from ContentPlugin since its now in bootstrap
fixing globalisation of NamespacedJS classes