Fix Confluence Cloud requests

Author: Gonchik Tsymzhitov

atlassian/VERSION

@@ -1 +1 @@
-1.13.28
+1.13.29

atlassian/rest_client.py

@@ -21,7 +21,9 @@ class AtlassianRestAPI(object):
 
     def __init__(self, url, username=None, password=None, timeout=60, api_root='rest/api', api_version='latest',
                  verify_ssl=True, session=None, oauth=None, cookies=None, advanced_mode=None):
-        if ('atlassian.net' in url or 'jira.com' in url) and '/wiki' not in url:
+        if ('atlassian.net' in url or 'jira.com' in url) \
+                and '/wiki' not in url \
+                and self.__class__.__name__ in 'Confluence':
             url = self.url_joiner(url, '/wiki')
         self.url = url
         self.username = username