surface BasicTool and PathTool at top level

masque/__init__.py

@@ -41,7 +41,7 @@ from .library import (
     )
 from .ports import Port, PortList
 from .abstract import Abstract
-from .builder import Builder, Tool, Pather, RenderPather, RenderStep
+from .builder import Builder, Tool, Pather, RenderPather, RenderStep, BasicTool, PathTool
 from .utils import ports2data, oneshot
 
 

masque/builder/__init__.py

@@ -2,4 +2,4 @@ from .builder import Builder
 from .pather import Pather
 from .renderpather import RenderPather
 from .utils import ell
-from .tools import Tool, RenderStep
+from .tools import Tool, RenderStep, BasicTool, PathTool