Add MenubarX

[L3au]

Types of Changes

What types of changes does your PR introduce? Put an x in all boxes that apply

• New addition to list
• Fixing bug in existing item in list
• Removing item from list
• Changing structure (organization) of list

Proposed Changes

Describe each of your changes here to communicate to the maintainers why we should accept this pull request.

MenubarX is a powerful Mac menu bar browser that can pin any webpage on your menu bar just like an App.
Whether it's a frequently visited website page or a website lacking native App, MenubarX can help users use it more efficiently and conveniently!

Take a quick look

#2 Product of the Week in Product Hunt when I created this PR.

PR Checklist

Put an x in the boxes once you've completed each step. You can also fill these out after creating the PR. If you're unsure about any of them, don't hesitate to ask. We're here to help! This is simply a reminder of what we are going to look for before merging your code.

• I have read the CONTRIBUTING guide
• I have explained why this PR is important
• I have added necessary documentation (if appropriate)

Further Comments

Without further ado, hope you enjoy it.