Added length check for wiki list
Handling the conditions when user doesn’t have any associated wikis
Merge branch 'develop' into feature/ConfluenceWiki

# By Bermudez, Jaime
# Via Bermudez, Jaime (2) and others
* develop:
  Add a conditional statement to only show "Blog Setup" link if the current user is an administrator.
  Use first blog in list to populate LTI wordpress index view.  Use cache for storing/retrieving blog feeds.  Add custom timeout transport for xmlrpc calls.