Compress bellagram regexps

bot.py

@@ -56,10 +56,7 @@ class TwitchBot(irc.bot.SingleServerIRCBot):
             (QUOTE_REMOVED_PATTERN, self.remove_quote),
         ]
         self.commands = [
-            (re.compile(r'^!bellagram$'), self.bellagram),
-            (re.compile(r'^!bellapics$'), self.bellagram),
-            (re.compile(r'^!instabella$'), self.bellagram),
-            (re.compile(r'^!instagram$'), self.bellagram),
+            (re.compile(r'^!(bella(gram|pics)|insta(gram|bella))$'), self.bellagram),
             (re.compile(r'^!lastquote$'), self.last_quote),
             (re.compile(r'^!findquote\s+(?P<q>")?(?P<filter>.+)(?(q)")$'), self.find_quote),
             (re.compile(r'^!sync(\s+(?P<since>.+))?$'), self.sync),