[TIP] ANN: nose 0.11.1

[jason pellerin]

nose 0.11.1 is released. This is a minor bugfix release. The changelog:

- Fixed bug in xunit plugin xml escaping. Thanks to Nat Williams for the bug
  report (#266).
- Fixed bug in xunit plugin that could cause test run to crash after certain
  types of errors or actions by other plugins.
- Fixed bug in testid plugin that could cause test run to crash after certain
  types of errors or actions by other plugins.
- Fixed bug in collect only plugin that caused it to fail when collecting from
  test generators.
- Fixed some broken html in docs.

JP