Wiki blacklist support
excluded wikis refactor
licenced wikis from WF
ScribeClient: log pushes to the "queue"
CON-1809 | Fix overlapping of anchored element
CON-1809 | Fix
change AsyncTaskList to use generic external task when executing tasks
send created_by as an arg rather than kwarg, and don't json_decode non json encoded things
Refactor blacklist to separate filter
remove leftover comment
remove unused constant
make comment more verbose
new method and unit test for it
save external url
extracted link&photo logic and unit tested new method
add http if it does not exist
removed previous error message and added new one
changed placeholder message
Merge remote-tracking branch 'origin/dev' into jobq-generic-external

Conflicts:
	includes/wikia/tasks/TaskRunner.class.php
	maintenance/wikia/task_runner.php
changed placeholder message