Line search methods for optimization and root-finding
Full Changelog: https://github.com/JuliaNLSolvers/LineSearches.jl/compare/v7.1.1...v7.2.0
Full Changelog: https://github.com/JuliaNLSolvers/LineSearches.jl/compare/v7.1.1...v7.1.2
Fix return object for a branch case in InitialHagerZhang.
Calculate correct phi_0 values https://github.com/JuliaNLSolvers/LineSearches.jl/pull/118 https://github.com/JuliaNLSolvers/LineSearches.jl/issues/119
Correctly handle dphi0_previous in InitialConstantChange https://github.com/JuliaNLSolvers/LineSearches.jl/pull/122 https://github.com/JuliaNLSolvers/Optim.jl/pull/613
New input sequence and better support of Real subtypes