Nim packages dependencies visualizations

[hugosenario]

Maybe in this case would be better, request a feature of dot file generator in 
nimble, then link would be only a encoding process
    
    
    import zlib
    import base64
    import string
    
    plantuml_alphabet = string.digits + string.ascii_uppercase + 
string.ascii_lowercase + '-_'
    base64_alphabet   = string.ascii_uppercase + string.ascii_lowercase + 
string.digits + '+/'
    b64_to_plantuml   = bytes.maketrans(base64_alphabet.encode('utf-8'), 
plantuml_alphabet.encode('utf-8'))
    plantuml_url      = 'http://www.plantuml.com/plantuml/uml/'
    
    def encode_url(graph_code):
        compressed = zlib.compress(graph_code.encode('utf-8'))
        hashed     = 
base64.b64encode(compressed[2:-4]).translate(b64_to_plantuml).decode('utf-8')
        return plantuml_url + hashed
    
    Run