Improved couldBeReleased check. fixes #123

couchpotato/core/plugins/searcher/main.py

@@ -357,7 +357,7 @@ class Searcher(Plugin):
                     return True
 
                 # Dvd should be released
-                if dates.get('dvd') < now:
+                if dates.get('dvd') > 0 and dates.get('dvd') < now:
                     return True