Updated cpplint.py to #224:

Updated cpplint.py to #224:

- Better emacs-flymake integration
- Fix false  positives in macros and template parameters
- Improve the wording on the make_pair warning
- Remove virtual keyword checks (now a warning in clang)
- Add checks for namespaces
- Check that DISALLOW_* macros are always in the "private:" section
- Fix false positives for gMock
- Check for alternative boolean operator tokens
- Fix false positives for space on parens
- Fix false positives about placement of "{" near preprocessor macros
- Don't lint inside inlined assembler
- Don't warn on "auto"; it is now a type shortcut, not a storage class
- Don't warn on c++11 for loops
- Warn on empty loop bodies
- Don't warn on unnamed args for the postincrement operator
- Fixes for "<" placement now allowed in c++11
Committed: https://code.google.com/p/google-styleguide/source/detail?r=99

[erg, 2013-01-02 20:44:51]

This is like a year late and there's 20 more patches to either port over or
reject, but this is getting long enough that I want a checkpoint.

[Mark Mentovai, 2013-01-14 16:41:50]

LGTM