numerous mods

- added "view all" function to twitline.php (added to routes.php)
- modified usage of $validqueries in twitsearch\controllers\tweets.php
- added new table "topics" to database.
- footer mod
created batch twitter query function

- catered for null returns by yql
- function created in twitsearch\controllers\tweets.php ( get_runAll )
- new model for search topics
added update task | finished test deployment build?

- added task to allow updating through the CLI and artisan.
- removed twitsearch bundle routing functionality. (update calls can't
be publicaly accessible)