Delete cancel_if_newer.sh
Delete cancel_if_newer.sh

not needed, there's a powershell version inline in appveyor.yml now
[ci skip]
cdsousa/Images.jl,twadleigh/Images.jl,benmoran/Images.jl,benmoran/Images.jl,c42f/Images.jl,JuliaPackageMirrors/Images.jl,twadleigh/Images.jl,timholy/Images.jl,c42f/Images.jl,cdsousa/Images.jl