feat: on asyncapi new give users the ability to select an example as a starting point (#131)

Co-authored-by: Maciej Urbańczyk <urbanczyk.maciej.95@gmail.com>
Co-authored-by: Fran Méndez <fmvilas@gmail.com>

Author: 3 people

.gitignore

@@ -9,8 +9,12 @@
 /node_modules/
 /tmp
 /yarn.lock
+/assets/examples/**
+!assets/examples/default-example.yaml
 node_modules
 
 asyncapi.json
 asyncapi.yaml
-asyncapi.yml
+asyncapi.yml
+
+spec-examples.zip