Update armadillo to the latest stable version (version 5.200.2).
There are several new features in version 5 (corresponding to versions 5.000, 5.100 and 5.200) that concern to sparse matrices and to C++11 support.
Further details can be found on the site http://arma.sourceforge.net/#news
sudo dnf upgrade --refresh --advisory=FEDORA-2015-11360
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