Tiny regex change

Require at least one char in the tag to match and replace the group, added lazy modifier

helpers.py

@@ -107,9 +107,9 @@ def clean_html(raw_message):
     """
     Removes some HTML tags from input and replaces it with markdown
     """
-    raw_message = regex.subf("<i>(.*)</i>", "*{1}*", raw_message)
-    raw_message = regex.subf("<b>(.*)</b>", "**{1}**", raw_message)
-    return regex.subf("<code>(.*)</code>", "`{1}`", raw_message)
+    raw_message = regex.subf("<i>(.+?)</i>", "*{1}*", raw_message)
+    raw_message = regex.subf("<b>(.+?)</b>", "**{1}**", raw_message)
+    return regex.subf("<code>(.+?)</code>", "`{1}`", raw_message)
 
 
 class SecurityError(Exception):