closes #419, #420 - links to new public custom fields

Author: zoul0813

README.md

@@ -208,6 +208,8 @@ 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).
+- [vfg-field-sourcecode](https://github.com/gwenaelp/vfg-field-sourcecode) - A source code field for vue-form-generator
+- [vfg-field-object](https://github.com/gwenaelp/vfg-field-object) - A vue-form-generator field to handle objects, with or without schemas.
 
 ## 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.