Remove old parser and move new parser to 'ast' package

smnp/ast/node/none.py

@@ -0,0 +1,9 @@
+from smnp.ast.node.model import Node
+
+
+class NoneNode(Node):
+    def __init__(self):
+        super().__init__((-1, -1))
+
+    def _parse(self, input):
+        pass