Merge pull request #22 from hahwul/dev

Refactor gemspec to update runtime dependencies to minimum required v…

deadfinder.gemspec

@@ -13,12 +13,12 @@ Gem::Specification.new do |s|
   s.files = ['lib/deadfinder.rb', 'lib/deadfinder/utils.rb', 'lib/deadfinder/logger.rb', 'lib/deadfinder/version.rb']
   s.metadata['rubygems_mfa_required'] = 'true'
   s.metadata['source_code_uri'] = 'https://github.com/hahwul/deadfinder'
-  s.add_runtime_dependency 'colorize', '>= 0.8.0'
-  s.add_runtime_dependency 'concurrent-ruby-edge', '>= 0.6.0'
-  s.add_runtime_dependency 'json', '>= 2.6.0'
-  s.add_runtime_dependency 'nokogiri', '>= 1.13.0'
-  s.add_runtime_dependency 'open-uri', '>= 0.2.0'
-  s.add_runtime_dependency 'set', '>= 1.0.0'
-  s.add_runtime_dependency 'sitemap-parser', '>= 0.5.0'
-  s.add_runtime_dependency 'thor', '>= 1.2.0'
+  s.add_runtime_dependency 'colorize', '~> 0.8.0', '>= 0.8.0'
+  s.add_runtime_dependency 'concurrent-ruby-edge', '~> 0.6.0', '>= 0.6.0'
+  s.add_runtime_dependency 'json', '~> 2.6.0', '>= 2.6.0'
+  s.add_runtime_dependency 'nokogiri', '~> 1.13.0', '>= 1.13.0'
+  s.add_runtime_dependency 'open-uri', '~> 0.2.0', '>= 0.2.0'
+  s.add_runtime_dependency 'set', '~> 1.1.0', '>= 1.1.0'
+  s.add_runtime_dependency 'sitemap-parser', '~> 0.5.0', '>= 0.5.0'
+  s.add_runtime_dependency 'thor', '~> 1.2.0', '>= 1.2.0'
 end