Fixed fPIC link failure with arm and sparc architectures, fixing issue #757 Added TargetArch.cmake, from https://github.com/petroules/solar-cmake/blob/master/TargetArch.cmake

This is version 3.1 of the iniparser library developed by N. Devillard.
See http://ndevilla.free.fr/iniparser/ for details and new versions.