Disable linting in SublimeRepl

Solves https://github.com/SublimeLinter/SublimeLinter-pep8/issues/7
Not here, add this test to the first `if` in this statement.

```python
if view.is_scratch() or view.is_read_only() or view.window() is None or view.settings().get("repl") is not None:
```