Go Web Frameworks comparison (#2789)

Added a github repository that compares the state of Web frameworks in Golang

content/roadmaps/109-golang/content/104-go-web-frameworks/readme.md

@@ -5,4 +5,7 @@ There are several famous web frameworks for Go. Most common ones being:
 * Beego
 * Gin
 * Revel
-* Echo
+* Echo
+
+<ResourceGroupTitle>Free Content</ResourceGroupTitle>
+<BadgeLink colorScheme='yellow' badgeText='Read' href='https://github.com/diyan/go-web-framework-comparison'>Comparison of Web Frameworks</BadgeLink>