animate the blocklist download bar when first shown; update strings file

macosx/BlocklistDownloader.m

@@ -53,6 +53,7 @@
     [fTextField setStringValue: [NSLocalizedString(@"Connecting to site", "Blocklist -> message") stringByAppendingEllipsis]];
     
     [fProgressBar setUsesThreadedAnimation: YES];
+    [fProgressBar startAnimation: self];
 }
 
 - (void) dealloc

macosx/Torrent.m

@@ -1833,7 +1833,6 @@ void completenessChangeCallback(tr_torrent * torrent, cp_status_t status, void *
     switch (eta)
     {
         case TR_ETA_NOT_AVAIL:
-            //return NSLocalizedString(@"full download not available", "Torrent -> eta string");
         case TR_ETA_UNKNOWN:
             return NSLocalizedString(@"remaining time unknown", "Torrent -> eta string");
         default:

macosx/TorrentTableView.m

@@ -411,10 +411,12 @@
     }
     else if (!pushed && [event clickCount] == 2) //double click
     {
+        id item = nil;
         int row = [self rowAtPoint: point];
-        id item = [self itemAtRow: row];
+        if (row != -1)
+            item = [self itemAtRow: row];
         
-        if (row == -1 || [item isKindOfClass: [Torrent class]])
+        if (!item || [item isKindOfClass: [Torrent class]])
             [fController showInfo: nil];
         else
         {