more inbuilt

plugin_loader.py

@@ -100,6 +100,8 @@ class PluginLoader(Window):
 						sandbox.print = self.log #self.lua_runtime.globals().print
 						sandbox.math = self.lua_runtime.globals().math
 						sandbox.string = self.lua_runtime.globals().string
+						sandbox.tostring = self.lua_runtime.globals().tostring
+						sandbox.tonumber = self.lua_runtime.globals().tonumber
 						sandbox.berry = lua_runtime_stuff
 
 						setfenv(0, sandbox)