Add golax framework (#1971)

Please check if what you want to add to `awesome-go` list meets [quality standards](https://github.com/avelino/awesome-go/blob/master/CONTRIBUTING.md#quality-standard) before sending pull request. Thanks!

**Please provide package links to:**

- github.com repo: https://github.com/fulldump/golax
- godoc.org: https://godoc.org/github.com/fulldump/golax
- goreportcard.com: https://goreportcard.com/report/github.com/fulldump/golax 
- coverage service link  [![cover.run](https://cover.run/go/github.com/fulldump/golax.svg?style=flat&tag=golang-1.10)](https://cover.run/go?tag=golang-1.10&repo=github.com%2Ffulldump%2Fgolax) 

Very good coverage

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- [x] I have added my package in alphabetical order.
- [x] I have an appropriate description with correct grammar.
- [x] I know that this package was not listed before.
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- [x] I have added coverage service link to the repo and to my pull request.
- [x] I have added goreportcard link to the repo and to my pull request.
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Thanks for your PR, you're awesome! 👍

README.md

@@ -1503,6 +1503,7 @@ See [go-hardware](https://github.com/rakyll/go-hardware) for a comprehensive lis
 * [go-relax](https://github.com/codehack/go-relax) - Framework of pluggable components to build RESTful API's.
 * [go-rest](https://github.com/ungerik/go-rest) - Small and evil REST framework for Go.
 * [goa](https://github.com/raphael/goa) - Framework for developing microservices based on the design of Ruby's Praxis.
+* [Golax](https://github.com/fulldump/golax) - A non Sinatra fast HTTP framework with support for Google custom methods, deep interceptors, recursion and more.
 * [Golf](https://github.com/dinever/golf) - Golf is a fast, simple and lightweight micro-web framework for Go. It comes with powerful features and has no dependencies other than the Go Standard Library.
 * [Gondola](https://github.com/rainycape/gondola) - The web framework for writing faster sites, faster.
 * [gongular](https://github.com/mustafaakin/gongular) - Fast Go web framework with input mapping/validation and (DI) Dependency Injection.