Update the controller wizards/harvester to fix bugs related to authors.

controllers/wizards.py

@@ -350,13 +350,14 @@ def harvester():
             collection.append("cn %s" % collaboration)
 
         else:
-            collection.append("(a %s)" % " or ".join(rvars.people))
+            authors = ["a %s" % elt for elt in rvars.people]
+            collection.append(" or ".join(authors))
 
         if automaton == "articles":
             collection.append("tc p and not tc c")
 
         elif automaton == "proceedings":
-            collection.append("tc p and tc c")
+            collection.append("tc c")
 
         values.collections = "find %s" % " and ".join(collection)