Add Trust Region#15

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kimt33 wants to merge 8 commits intoQuantumElephant:masterfrom

kimt33:feature-trustregion

Commits on Mar 27, 2018

Add directory for trust region related code
kimt33
committed

Commits on Apr 4, 2018

Add sub-problem base class

ramirandaq
authored and
kimt33
committed
Cauchy-point method.

crisely09
authored and
kimt33
committed
Add Dogleg method.

crisely09
authored and
kimt33
committed

Commits on Apr 5, 2018

Add subspace solver

ramirandaq
authored and
kimt33
committed
Added a check_input function.

Laurent Lemmens
authored and
kimt33
committed

Commits on Apr 8, 2018

Added Gradient-descent method with tests.

crisely09
authored and
kimt33
committed
Add trust region algorithm

Laurent Lemmens
authored and
kimt33
committed