make the plugin definition more verbose, and less strict.

stop script from cloning if there are no new commits.
make the code a tiny bit cleaner.

bit of a kitchen sink :(

eatit-cfg.lua

@@ -3,7 +3,10 @@
 
 plugins = { -- the  plugins you want to load
   -- link to repo                 file         dest dir
-  { 'https://git.squi.bid/eat-it', 'eatit.lua', 'scripts' },
+  { 'https://git.squi.bid/eat-it',
+    file = 'eatit.lua',
+    dir = 'scripts',
+  },
 }
 
 -- options for eat it