Update build documentation to reflect detection of Eigen via config mode Change-Id: I18d5f0fc1eb51ea630164c911d935e9bffea35ce
Ceres Solver is an open source C++ library for modeling and solving large, complicated optimization problems. It is a feature rich, mature and performant library which has been used in production at Google since 2010. Ceres Solver can solve two kinds of problems.
Please see ceres-solver.org for more information.