Add Referee's Tools

Update JS, add versioning (for cache-busting updates)
Clean up a bunch of unused files
Add Rivertail community
Add some new races

src/pages/races/elekin.md

@@ -19,7 +19,7 @@ short_code: rek
 
 </div>
 
-Large, elephant-like humanoids with four digits and long trunks.
+Large, elephant-like humanoids with four digits and 5' long trunks.
 
 ### Available Classes and Max Level
 
@@ -54,7 +54,7 @@ Grants +2 AC while not wearing armor. Can be combined with a shield.
 
 -   5' long
 -   Can carry weight equivalent to 10 x STR score in coins.
--   Can be used for simple tasks (ex: hold, lift, drop, push, or pull an object or a creature; open or close a container or door; swing for an unarmed attack, etc).
+-   Can be used for simple tasks (ex: hold, lift, drop, push, or pull an object or a creature; open or close a container or door; swing for an unarmed attack; etc).
 -   Can't hold weapons or shields.
--   Can't make precision movements (for castings spells or using tools).
+-   Can't make precision movements (ex: for casting spells or using tools).
 -   Can be used as a snorkel.