make length of deck browser customizable

ankiqt/config.py

@@ -98,6 +98,7 @@ class Config(dict):
             'loadLastDeck': False,
             'deckBrowserRefreshPeriod': 3600,
             'deckBrowserOrder': 0,
+            'deckBrowserNameLength': 15,
             'deleteMedia': False,
             }
         for (k,v) in fields.items():

ankiqt/ui/main.py

@@ -1155,8 +1155,9 @@ your deck."""))
             for c, deck in enumerate(self.browserDecks):
                 # name
                 n = deck['name']
-                if len(n) > 15:
-                    n = n[:15] + "..."
+                lim = self.config['deckBrowserNameLength']
+                if len(n) > lim:
+                    n = n[:lim] + "..."
                 mod = _("%s ago") % anki.utils.fmtTimeSpan(
                     time.time() - deck['mod'])
                 mod = "<font size=-1>%s</font>" % mod