doctrine/doctrine2 — pull request #505 by BenMorel (2012-11-05 22:50:35+00:00)
Title: Fix errors in JoinClassPathExpression and SqlWalker

- Fixes a typo in a variable name in JoinClassPathExpression::dispatch()
- Fixes an exception throw: QueryException::invalidPathExpression() expects a PathExpression, not a string
- Removes two references to an undefined class AST\ArithmeticPrimary