v0.1.6

move all fortran files into main directory

v0.1.5

rename module lbfgsb -> lbfgsb_entry (avoid name conflict when compil…

v0.1.4

rename lbfgsb_entry -> lbfgsb__entry (compile order)

v0.1.3

lbfgsb -> lbfgsb_entry in module description

v0.1.2

rename lbfgsb.f90 to avoid conflicts

v0.1.1

using new go modules + minor updates to example & gitignore