Update README.md

Author: xtekky

README.md

@@ -1,4 +1,5 @@
-patched at the moment, you can submit a pr adding a model from: https://github.com/xtekky/gpt4free
+patched at the moment, you can submit a pr adding a model from: https://github.com/xtekky/gpt4free   
+I am very busy at the moment so I would be very thankful for contributions and PR's
 
 ## To do
 - [ ] Double confirm when deleting conversation