Explicitly enable both RSpec expectation styles

Author: skalee

spec/spec_helper.rb

@@ -4,6 +4,13 @@
   config.before do
     JsonSpec.reset
   end
+
+  config.expect_with :rspec do |c|
+    c.syntax = [:should, :expect]
+  end
+  config.mock_with :rspec do |c|
+    c.syntax = [:should, :expect]
+  end
 end
 
 def files_path