blacklist changes

- compare all strings as lowercase
 - removed default 'puzzle' keyword

config/config.ini.example

@@ -12,4 +12,4 @@ max_time_left = 300
 # the minimum point value for a giveaway to be considered
 minimum_game_points = 5
 # a comma separated list of keywords in game titles to ignore
-blacklist_keywords = hentai,puzzle,adult
+blacklist_keywords = hentai,adult

src/main.py

@@ -86,7 +86,7 @@ class SteamGifts:
 
         if self.blacklist is not None and self.blacklist != ['']:
             for keyword in self.blacklist:
-                if giveaway.game_name.find(keyword) != -1:
+                if giveaway.game_name.lower().find(keyword.lower()) != -1:
                     txt = f"Game {giveaway.game_name} contains the blacklisted keyword {keyword}"
                     logger.debug(txt)
                     return False

src/run.py

@@ -35,7 +35,7 @@ class MyConfig(ConfigParser):
             'max_entries': f"{randint(1000, 2500)}",
             'max_time_left': f"{randint(180,500)}",
             'minimum_game_points': '1',
-            'blacklist_keywords': 'hentai,puzzle,adult'
+            'blacklist_keywords': 'hentai,adult'
         }
     }