Out with old feeds, in with new feeds (#709)

* add feeds

* Add /remove feeds

* Remove dead feeds

* fix typos

* Add zeus feeds

* Add Bolt feeds

* Replace latest version number for Bolt

* Fix 2 feed URLs from Lyft

* Remove 2 duplicate feeds from Lyft

* Add system website for Lyft

* Update system_id for Lyft

* Remove empty line

* Return Neuron, remove Bolt Paterna

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Co-authored-by: Fabien Richard-Allouard <fabien@mobilitydata.org>