Move dogecoin plugin away from discontinued API

7 jobs for master in 3 minutes and 29 seconds (queued for 1 second)
Status Job ID Name Coverage
  Syntax
passed #1514
ruby
jruby_1.7

00:02:27

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jruby_9.1

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ruby_2.1

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ruby_2.2

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ruby_2.3

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ruby_2.4

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  Linting
passed #1516
ruby
rubocop

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