resolves #368 added vue-tel-input

Author: zoul0813

README.md

@@ -205,6 +205,10 @@ VueFormGenerator supports custom fields. If you decide to release your custom fi
 
 This way, it will be easier for everyone to find it. Thank you !
 
+### Public Custom Fields
+
+- [vue-tel-input][https://github.com/EducationLink/vue-tel-input] - International Telephone Input Boilerplate with Vue ((integrated with VueFormGenerator).
+
 ## Contribution
 Please send pull requests improving the usage and fixing bugs, improving documentation and providing better examples, or providing some testing, because these things are important.