split plants_lib off into its own repository

renamed it to biome_lib
changed all relevant functions, tables, depends.txt, etc. in this modpack to call for the new name.

vines/README.md

@@ -47,7 +47,7 @@ table.
 |description|   string|The vine's tooltip description|
 |average_length|int|   The average length of vines|
 
-For biome definitions please see the [plants_lib API documentation](https://github.com/VanessaE/plantlife_modpack/blob/master/API.txt)
+For biome definitions please see the [biome_lib API documentation](https://github.com/VanessaE/biome_lib/blob/master/API.txt)
 
 ## Notice
 Vines use after_destruct on registered leave nodes to remove vines from which

vines/depends.txt

@@ -1,3 +1,3 @@
 default
-plants_lib
+biome_lib
 moretrees?

vines/functions.lua

@@ -91,7 +91,7 @@ vines.register_vine = function( name, defs, biome )
     end
   })
 
-  plantslib:spawn_on_surfaces( biome )
+  biome_lib:spawn_on_surfaces( biome )
 
   local override_nodes = function( nodes, defs )
     function override( index, registered )