Move nbayes gem into Gemfile only

Gemfile

@@ -22,13 +22,10 @@
 
 source 'https://rubygems.org'
 
-# nbayes Gem is out-of-date, so must use GitHub.
-# 
-# The version is specified in the gemspec file.
-# ":git" with "https" is used instead of ":github" for security.
-# Use "bundler show" (not "gem list") to see it.
-# 
-# @see http://bundler.io/v1.16/guides/git.html
-gem 'nbayes',:git=>'https://github.com/oasic/nbayes.git' #:ref=>'3dd46bd'
+# For training type of text (machine learning).
+# - nbayes Gem is out-of-date, so must use GitHub.
+# - ":git" with "https" is used instead of ":github" for security.
+# - Use "bundle list" (not "gem list") to see it.
+gem 'nbayes',:git=>'https://github.com/oasic/nbayes.git',:ref=>'3dd46bd'
 
 gemspec

Gemfile.lock

@@ -1,14 +1,14 @@
 GIT
   remote: https://github.com/oasic/nbayes.git
   revision: 3dd46bd2c8a2258ccdb69ee9ceff7d2fb5d62ed5
+  ref: 3dd46bd
   specs:
     nbayes (0.1.2)
 
 PATH
   remote: .
   specs:
     unclekryon (0.4.9.pre.alpha)
-      nbayes (~> 0.1.2)
       nokogiri (~> 1.10)
 
 GEM

unclekryon.gemspec

@@ -38,7 +38,7 @@ Gem::Specification.new() do |spec|
   spec.metadata = {
     'bug_tracker_uri' => 'https://github.com/esotericpig/UncleKryon-server/issues',
     'homepage_uri'    => 'https://github.com/esotericpig/UncleKryon-server',
-    'source_code_uri' => 'https://github.com/esotericpig/UncleKryon-server'
+    'source_code_uri' => 'https://github.com/esotericpig/UncleKryon-server',
   }
 
   spec.require_paths = ['lib']
@@ -54,7 +54,6 @@ Gem::Specification.new() do |spec|
   spec.required_ruby_version = '>= 2.4.0'
   spec.requirements << 'Nokogiri: https://www.nokogiri.org/tutorials/installing_nokogiri.html'
 
-  spec.add_runtime_dependency 'nbayes'  ,'~> 0.1.2' # For training type of text (machine learning)
   spec.add_runtime_dependency 'nokogiri','~> 1.10'  # For hacking HTML
 
   spec.add_development_dependency 'bundler' ,'~> 2.1'