Moving start.php to bootstrap/start.php to collate all bootstrapping files.

Signed-off-by: Ben Corlett <bencorlett@me.com>
Adding bootstrap/paths.php to allow specification of custom paths for sections of Laravel.

Signed-off-by: Ben Corlett <bencorlett@me.com>
Merge pull request #1687 from bencorlett/develop

Adding ability to specify public path and centralising paths into their own file.