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Failed to add Plotly.jl

While trying to use the mentioned package Pkg.add("Plotly") I got the below errors:

┌ Error: Error building HttpParser:
│ ERROR: LoadError: UndefVarError: is_windows not defined
│ Stacktrace:
│ [1] top-level scope at none:0
│ [2] include at ./boot.jl:317 [inlined]
│ [3] include_relative(::Module, ::String) at ./loading.jl:1038
│ [4] include(::Module, ::String) at ./sysimg.jl:29
│ [5] include(::String) at ./client.jl:388
│ [6] top-level scope at none:0
│ in expression starting at /Users/hasan/.julia/packages/HttpParser/yGK3a/deps/build.jl:10
└ @ Pkg.Operations /Users/osx/buildbot/slave/package_osx64/build/usr/share/julia/stdlib/v1.0/Pkg/src/Operations.jl:1068

and

┌ Error: Error building Blink:
│ ERROR: LoadError: LoadError: LoadError: UndefVarError: is_apple not defined
│ Stacktrace:
│ [1] top-level scope at none:0
│ [2] eval at ./boot.jl:319 [inlined]
│ [3] @static(::LineNumberNode, ::Module, ::Any) at ./osutils.jl:19
│ [4] include at ./boot.jl:317 [inlined]
│ [5] include_relative(::Module, ::String) at ./loading.jl:1038
│ [6] include at ./sysimg.jl:29 [inlined]
│ [7] include(::String) at /Users/hasan/.julia/packages/Blink/uzZJ3/deps/build.jl:1
│ [8] top-level scope at none:0
│ [9] include at ./boot.jl:317 [inlined]
│ [10] include_relative(::Module, ::String) at ./loading.jl:1038
│ [11] include(::Module, ::String) at ./sysimg.jl:29
│ [12] include(::String) at ./client.jl:388
│ [13] top-level scope at none:0
│ in expression starting at /Users/hasan/.julia/packages/Blink/uzZJ3/src/AtomShell/install.jl:9
│ in expression starting at /Users/hasan/.julia/packages/Blink/uzZJ3/src/AtomShell/install.jl:9
│ in expression starting at /Users/hasan/.julia/packages/Blink/uzZJ3/deps/build.jl:4
└ @ Pkg.Operations /Users/osx/buildbot/slave/package_osx64/build/usr/share/julia/stdlib/v1.0/Pkg/src/Operations.jl:1068
┌ Error: Error building PlotlyJS:
│ % Total % Received % Xferd Average Speed Time Time Time Current
│ Dload Upload Total Spent Left Speed
100 1329k 100 1329k 0 0 492k 0 0:00:02 0:00:02 --:–:-- 492k
│ % Total % Received % Xferd Average Speed Time Time Time Current
│ Dload Upload Total Spent Left Speed
100 2727k 100 2727k 0 0 761k 0 0:00:03 0:00:03 --:–:-- 760k
│ ERROR: LoadError: LoadError: UndefVarError: Markdown not defined
│ Stacktrace:
│ [1] include at ./boot.jl:317 [inlined]
│ [2] include_relative(::Module, ::String) at ./loading.jl:1038
│ [3] include(::Module, ::String) at ./sysimg.jl:29
│ [4] include(::String) at ./client.jl:388
│ [5] top-level scope at none:0
│ [6] include at ./boot.jl:317 [inlined]
│ [7] include_relative(::Module, ::String) at ./loading.jl:1038
│ [8] include(::Module, ::String) at ./sysimg.jl:29
│ [9] include(::String) at ./client.jl:388
│ [10] top-level scope at none:0
│ in expression starting at /Users/hasan/.julia/packages/PlotlyJS/i6J4s/deps/make_schema_docs.jl:3
│ in expression starting at /Users/hasan/.julia/packages/PlotlyJS/i6J4s/deps/build.jl:10
└ @ Pkg.Operations /Users/osx/buildbot/slave/package_osx64/build/usr/share/julia/stdlib/v1.0/Pkg/src/Operations.jl:1068