fixup ssl verify mode

lib/octokit/connection.rb

@@ -175,7 +175,15 @@ def sawyer_options
       conn_opts = @connection_options
       conn_opts[:builder] = @middleware if @middleware
       conn_opts[:proxy] = @proxy if @proxy
-      conn_opts[:ssl] = { :verify_mode => @ssl_verify_mode } if @ssl_verify_mode
+      if conn_opts[:ssl].nil?
+        conn_opts[:ssl] = { :verify_mode => @ssl_verify_mode } if @ssl_verify_mode
+      else 
+        if @connection_options[:ssl][:verify] == false
+          conn_opts[:ssl] = { :verify_mode => 0}
+        else
+          conn_opts[:ssl] = { :verify_mode => @ssl_verify_mode }
+        end
+      end
       opts[:faraday] = Faraday.new(conn_opts)
 
       opts

spec/octokit/client_spec.rb

@@ -421,6 +421,17 @@
       conn = Octokit.client.send(:agent).instance_variable_get(:"@conn")
       expect(conn.proxy[:uri].to_s).to eq('http://proxy.example.com')
     end
+    it "no sets an ssl verify" do
+      client = Octokit::Client.new
+      expect(client.connection_options[:ssl]).to be nil
+    end
+    it "sets an ssl verify => false" do
+      client = Octokit::Client.new(
+        :connection_options => {:ssl => {:verify => false}}
+      )
+      conn = client.send(:agent).instance_variable_get(:"@conn")
+      expect(conn.ssl[:verify_mode]).to eq(OpenSSL::SSL::VERIFY_NONE)
+    end
     it "sets an ssl verify mode" do
       Octokit.configure do |config|
         config.ssl_verify_mode = OpenSSL::SSL::VERIFY_NONE