msgpack/msgpack-c — pull request #84 by philix (2014-05-19 18:37:38+00:00)
Title: Fix to allow projects to compile with -Wconversion

Projects that use `-Wconversion` don't compile due to errors in msgpack header
files. This commit fixes all the errors in msgpack-c for when `-Wconversion` is
enabled.

Now I can even compile msgpack-c itself with `-Wconversion` and all my projects:

CFLAGS=-Wconversion ./configure
make