ClassContext is now importable from context.

jedi/evaluate/syntax_tree.py

@@ -18,7 +18,7 @@ from jedi.evaluate import analysis
 from jedi.evaluate import iterable
 from jedi.evaluate import imports
 from jedi.evaluate import param
-from jedi.evaluate.context.klass import ClassContext
+from jedi.evaluate.context import ClassContext
 from jedi.evaluate.context.function import FunctionContext
 from jedi.evaluate.context.instance import TreeInstance, CompiledInstance
 from jedi.evaluate.finder import NameFinder