Rev452, Auto hide no peers found info message, Raise error on invalid file location, Test PEX, Test invalid file downloads, Test peer download and ping

src/Site/Site.py

@@ -472,6 +472,7 @@ class Site:
                 return task
 
     # Add or update a peer to site
+    # return_peer: Always return the peer even if it was already present
     def addPeer(self, ip, port, return_peer=False):
         if not ip:
             return False