Gemfile in api-auth-1.5.0 vs Gemfile in api-auth-2.0.0

@@ -1,2 +1,5 @@
 source 'https://rubygems.org'
 gemspec
+
+gem "rake", "< 11.0", :platforms => :ruby_18
+gem "tins", "< 1.7",  :platforms => :ruby_19 # amatch dependency