[patch] Overload std::getline for rvalue streams

[Jonathan Wakely]

On 12/08/14 16:20 +0100, Jonathan Wakely wrote:
>We're missing these overloads required by C++11.
>
>Tested x86_64-linux, committed to trunk.
>
>I think this should go on the branches too, any objections?

Committed to the 4.9 branch.