Improve ambigious base method extension

[YongHee-Kim]

JSONPointer.jl/src/pointer.jl

Line 145 in 105ed61

for T in (Dict, OrderedCollections.OrderedDict)

1. Use macro

• This would allow usage of JSONPointer on every dictionary, but won't be able to use default syntax with it (d[:key] = value ...)
  https://juliahub.com/ui/Packages/SymDict/uRfhr/0.3.0

2.Wrap dictionary with custom struct
https://github.com/JuliaCollections/PropertyDicts.jl/blob/master/src/PropertyDicts.jl

[YongHee-Kim]

@JuliaRegistrator register

[YongHee-Kim]

@JuliaRegistrator register

[JuliaRegistrator]

Registration pull request created: JuliaRegistries/General/67925

After the above pull request is merged, it is recommended that a tag is created on this repository for the registered package version.

This will be done automatically if the Julia TagBot GitHub Action is installed, or can be done manually through the github interface, or via:

git tag -a v0.4.0 -m "<description of version>" b3f0532156e96cd7ed104d93b3d58f83ed8c463f
git push origin v0.4.0