2005-02-10 Alain Magloire
Part of the fix for 79596 * model/org/eclipse/cdt/core/model/CoreModel.java * model/org/eclipse/cdt/core/model/IPathEntry.java * model/org/eclipse/cdt/core/model/IPathEntryContainerExtension.java * model/org/eclipse/cdt/internal/core/model/PathEntryManager.java * src/org/eclipse/cdt/core/resources/ScannerProvider.java
Restructure IASTServiceProvider & CDOM to encapsulate more the process of matching up a parse request w/an AST Service provider.
Clients should not need to figure out what provider fits them best, we can do that for them.