omnibus.gemspec in omnibus-8.0.15 vs omnibus.gemspec in omnibus-8.1.15

@@ -23,20 +23,21 @@
   gem.add_dependency "aws-sdk-s3",       "~> 1"
   gem.add_dependency "chef-utils",       ">= 15.4"
   gem.add_dependency "chef-cleanroom",   "~> 1.0"
   gem.add_dependency "ffi-yajl",         "~> 2.2"
   gem.add_dependency "mixlib-shellout",  ">= 2.0", "< 4.0"
-  gem.add_dependency "ohai",             ">= 15"
+  gem.add_dependency "ohai",             ">= 15", "< 17"
   gem.add_dependency "ruby-progressbar", "~> 1.7"
   gem.add_dependency "thor",             ">= 0.18", "< 2.0"
   gem.add_dependency "license_scout",    "~> 1.0"
+  gem.add_dependency "contracts",        ">= 0.16.0", "< 0.17.0"
 
   gem.add_dependency "mixlib-versioning"
   gem.add_dependency "pedump"
 
   gem.add_development_dependency "artifactory", "~> 3.0"
-  gem.add_development_dependency "aruba",       "~> 0.5"
-  gem.add_development_dependency "chefstyle",   "= 1.6.2"
+  gem.add_development_dependency "aruba",       "~> 1.1"
+  gem.add_development_dependency "chefstyle",   "= 1.7.5"
   gem.add_development_dependency "fauxhai-ng",  ">= 7.5"
   gem.add_development_dependency "rspec",       "~> 3.0"
   gem.add_development_dependency "rspec-json_expectations"
   gem.add_development_dependency "rspec-its"
   gem.add_development_dependency "webmock"