#189 patch: build loki-0.1.7 with MSVC 2010

[Hexcoder]

(Maybe this is a duplicate, I could not see anything inserted here from my first post...)
With the following minimalistic patch, I was able to compile loki-0.1.7 and let the unit tests run. They passed 100%.

Please consider for inclusion.

Thanks for your work,
Hexcoder

[Hexcoder]

patch to build loki-0.1.7 with MSVC2010