Kazutoshi SATODA d4a4cdca1d Supply <string> to fix C++03 compile error on logic_error("...") ...

This change makes the library usable (again) on C++03 standard library
implementations where <stdexcept> doesn't imply inclusion of <string>,
e.g. STLport.

2014-08-28 02:45:14 +09:00

..

boost

Supply <string> to fix C++03 compile error on logic_error("...")

2014-08-28 02:45:14 +09:00