nanoc.gemspec in nanoc-4.8.10 vs nanoc.gemspec in nanoc-4.8.11

@@ -1,9 +1,20 @@
 # frozen_string_literal: true
 
 require_relative 'lib/nanoc/version'
 
+ignored_files = %w[
+  .github/CONTRIBUTING.md
+  .github/ISSUE_TEMPLATE.md
+  .github/PULL_REQUEST_TEMPLATE.md
+  .gitignore
+  .travis.yml
+  scripts/release
+  Gemfile
+  Guardfile
+]
+
 Gem::Specification.new do |s|
   s.name        = 'nanoc'
   s.version     = Nanoc::VERSION
   s.homepage    = 'http://nanoc.ws/'
   s.summary     = 'A static-site generator with a focus on flexibility.'
@@ -11,23 +22,23 @@
 
   s.author  = 'Denis Defreyne'
   s.email   = '[e-mail]'
   s.license = 'MIT'
 
-  s.files              = `git ls-files -z`.split("\x0")
+  s.files = `git ls-files -z`.split("\x0") - ignored_files
   s.executables        = ['nanoc']
   s.require_paths      = ['lib']
 
   s.rdoc_options     = ['--main', 'README.md']
   s.extra_rdoc_files = ['LICENSE', 'README.md', 'NEWS.md']
 
   s.required_ruby_version = '>= 2.3.0'
 
+  s.add_runtime_dependency('addressable', '~> 2.5')
   s.add_runtime_dependency('cri', '~> 2.8')
+  s.add_runtime_dependency('ddplugin', '~> 1.0')
   s.add_runtime_dependency('hamster', '~> 3.0')
   s.add_runtime_dependency('ref', '~> 2.0')
-  s.add_runtime_dependency('ddplugin', '~> 1.0')
-  s.add_runtime_dependency('addressable', '~> 2.5')
+  s.add_runtime_dependency('slow_enumerator_tools', '~> 1.0')
 
-  s.add_development_dependency('bundler', '>= 1.7.10', '< 2.0')
   s.add_development_dependency('appraisal', '~> 2.1')
 end