Update cpplint.py to #242:

Update cpplint.py to #242:

- Check indentation of public/protected/private keywords.
- Remove RTTI warning.
- Silence warning about multiple inheritance from global namespace.
- Copy ctors don't need "explicit".
- Understand "const char* const&" as a const reference.
- Remove runtime/sizeof.
- Recognize the "catch" keyword.
- List C++11 headers
- Allow sscanf()
- Allow for one extra level of nesting in template class decls.
- False positive for semicolons after single-line nameless unions.

R=mark@chromium.org

Committed: https://code.google.com/p/google-styleguide/source/detail?r=113

[erg, 2013-10-23 00:21:04]

First in a series to try to clear the backlog. Trying to split these up though
since this patch is already over 1000 lines long.

[Mark Mentovai, 2013-10-25 13:06:49]

LGTM

[erg, 2013-10-25 17:39:49]

Committed patchset #1 manually as r113 (presubmit successful).