Elastic mode, Krylov solvers, and misc bug fixes
The release added new algorithmic features to the NLP solver(s) and associated linear algebra KKT systems
- soft feasibility restoration
- Relaxer of equality constraints at the NLP formulation level
- Krylov interfaces and implementation for CG and BiCGStab
- protype of the condensed linear system and initial Krylov-based iterative refinement
- update of the Magma solver class for the latest Magma API
- elastic mode
This release also includes several bug fixes.