Move traits to ProximalCore.jl & implement is_locally_smooth where suitable#152

lostella merged 3 commits intoJuliaFirstOrder:masterJuliaFirstOrder/ProximalOperators.jl:masterfrom

hakkelt:remove-functions-moved-to-proximalcorehakkelt/ProximalOperators.jl:remove-functions-moved-to-proximalcoreCopy head branch name to clipboard