Feature: Plugins upgrade (#16)

Author: Martynas Žilinskas

packages/ts-docs-gen/examples/simple/docs/api/exported-functions.md

@@ -1,24 +1,26 @@
 # exported-functions
 
-## Foo()
+## Functions
+
+### Foo()
 
 ```typescript
 function Foo(): string
 ```
 
-### Return type
+**Return type**
 
 string
 
+----------
 
-## Bar()
+### Bar()
 
 ```typescript
 function Bar(): string
 ```
 
-### Return type
+**Return type**
 
 string
 
-