type Task has no field parent

[JobJob]

On Julia master (after JuliaLang/julia#29483)

julia> using Media

julia> a = zeros(10101);

julia> display(a)
ERROR: type Task has no field parent
Stacktrace:
 [1] getproperty(::Any, ::Symbol) at ./sysimg.jl:18
 [2] isroot(::Task) at /path/to/.julia/packages/Media/Lrdeg/src/dynamic.jl:83
 [3] binding(::Media.Binding{Any}, ::Task) at /path/to/.julia/packages/Media/Lrdeg/src/dynamic.jl:98 (repeats 2 times)
 [4] getindex at /path/to/.julia/packages/Media/Lrdeg/src/dynamic.jl:106 [inlined]
 [5] current_input at /path/to/.julia/packages/Media/Lrdeg/src/system.jl:141 [inlined]
 [6] pool() at /path/to/.julia/packages/Media/Lrdeg/src/system.jl:152
 [7] #getdisplay#6 at /path/to/.julia/packages/Media/Lrdeg/src/system.jl:155 [inlined]
 [8] getdisplay at /path/to/.julia/packages/Media/Lrdeg/src/system.jl:155 [inlined]
 [9] render(::Array{Float64,1}) at /path/to/.julia/packages/Media/Lrdeg/src/system.jl:160
 [10] display(::Media.DisplayHook, ::Array{Float64,1}) at /path/to/.julia/packages/Media/Lrdeg/src/compat.jl:9
 [11] display(::Any) at ./multimedia.jl:287
 [12] top-level scope at none:0

I ran into this today when using Flux (it depends on Media.jl via Juno)

[MikeInnes]

@pfitzseb are you able to look into this?

[pfitzseb]

Yup, sometime soon I will be.

[vtjnash]

Fixed by #20, but needs a new release