fix bug in content server. check whether action interest belong to this group.
non related stuff in dumb-db

Change-Id: Ifef209f91ddbc8b3771e0f9e20438111bfa4b404

Conflicts:
	cmd/dump-db.cc
diff --git a/src/content-server.cc b/src/content-server.cc
index df2b296..7199222 100644
--- a/src/content-server.cc
+++ b/src/content-server.cc
@@ -113,7 +113,11 @@
             }
           else if (type == "action")
             {
-              serve_Action (forwardingHint, name, interest);
+              string folder = name.getCompFromBackAsString (1);
+              if (folder == m_sharedFolderName)
+              {
+                serve_Action (forwardingHint, name, interest);
+              }
             }
         }
     }