Named Entity Recognition

[Ayushk4]

Porting the NER API from https://github.com/Ayushk4/NER.jl/tree/master/src

• [X] NER API
• [X] Docs
• [X] Tests

[aviks]

the weights are now in the repo as release assets:

• https://github.com/JuliaText/TextAnalysis.jl/releases/download/v0.6.0/ner_weights.tar.xz
• https://github.com/JuliaText/TextAnalysis.jl/releases/download/v0.6.0/ner_dicts.tar.xz

[Ayushk4]

@aviks can you review this Patch? I am proceeding with POS API, most of the functions for NER API will be reused on that.

[Ayushk4]

@aviks I have written the POS API here. Can you review this patch, since the POS API uses the same model and functions for sequence labelling? Also, that seems to be working much better than the perceptronTagger