tree 77cd6c502dfd5281efe80b6ca5fc75a05d84d4b4
parent d3eaa489bf6c48fc70635a807ad78d2af8e089a9
author Sameer Agarwal <sameeragarwal@google.com> 1338338417 -0700
committer Sameer Agarwal <sameeragarwal@google.com> 1338439486 -0700

New Trust region loop.

1. New TrustRegionMinimizer and basic tests for it.
2. New TrustRegionStrategy interface.
3. New LevenbergMarquardtStrategy and tests for it.
4. Updates to SolverImpl to reflect this.
5. Changes to Solver::Options and IterationSummary related to this.
6. Deleted levenberg_marquardt.cc/h/_test.cc

Change-Id: I6c1d1a7c774f014856f9f26263a830aa886e1400