[Confluence] Expand get_page_child_by_type (#876)

Author: tansuka

atlassian/confluence.py

@@ -57,21 +57,24 @@ def page_exists(self, space, title):
             log.info('Page "{title}" does not exist in space "{space}"'.format(space=space, title=title))
             return False
 
-    def get_page_child_by_type(self, page_id, type="page", start=None, limit=None):
+    def get_page_child_by_type(self, page_id, type="page", start=None, limit=None, expand=None):
         """
         Provide content by type (page, blog, comment)
         :param page_id: A string containing the id of the type content container.
         :param type:
         :param start: OPTIONAL: The start point of the collection to return. Default: None (0).
         :param limit: OPTIONAL: how many items should be returned after the start index. Default: Site limit 200.
+        :param expand: OPTIONAL: expand e.g. history
         :return:
         """
         params = {}
         if start is not None:
             params["start"] = int(start)
         if limit is not None:
             params["limit"] = int(limit)
-
+        if expand is not None:
+            params["expand"] = expand
+            
         url = "rest/api/content/{page_id}/child/{type}".format(page_id=page_id, type=type)
         log.info(url)