DocIndex now searches adopted protocols and superclasses to resolve local method 
references (e.g. -someMethod or +anotherMethod  in an API doc comment)


git-svn-id: http://svn.gna.org/svn/etoile/trunk/Etoile/Developer/Services/DocGenerator@10201 7b3f36aa-e6db-49c1-8b4c-66eac1997e64