Added a check to see if the Patch class already exists in Net::HTTP (…

…then we don't need this monkey patch)

lib/restclient/net_http_ext.rb

@@ -1,7 +1,8 @@
 module Net
-  class HTTP
+  class HTTP    
 
-    # Adding the patch method (rest-client issue: https://github.com/archiloque/rest-client/issues/79)
+  # Adding the patch method if it doesn't exist (rest-client issue: https://github.com/archiloque/rest-client/issues/79)
+  if !defined?(Net::HTTP::Patch)
     # Code taken from this commit: https://github.com/ruby/ruby/commit/ab70e53ac3b5102d4ecbe8f38d4f76afad29d37d#lib/net/http.rb
     class Protocol
       # Sends a PATCH request to the +path+ and gets a response,
@@ -31,6 +32,7 @@ class Patch < HTTPRequest
       REQUEST_HAS_BODY = true
       RESPONSE_HAS_BODY = true
     end
+  end
 
     #
     # Replace the request method in Net::HTTP to sniff the body type