roboptim/roboptim-core — pull request #24 by francois-keith (2013-08-08 14:23:49+00:00)
Title: Eigen minimum version is 3.2.0.

With versions 3.1.x, the compilation crashes since
Eigen::SparseMatrix does not have the setIdentity method.
The last version working with Eigen 3.1 is 1520304d