Searches for all macro containers (one for macros with the same name) with names that
	 * match the given pattern. In case a binding exists in multiple projects, no duplicate
	 * bindings are returned.
Searches for all macro containers (one for macros with the same name) with names that
	 * match the given pattern. In case a binding exists in multiple projects, no duplicate
	 * bindings are returned. | IIndex.java