Merge pull request #24 from akib35/patch-1

Update README.md

open links in browser on ctrl+enter

fix error on backspace when no search text

update changelog

fix uri loading when app already open

use app.router to navigate

prevent multiple updates on search

do not strip search term

optimize application startup

optimize args parser

keep search input search style class

remove unused filter property

remove multiple icons and add only scalable and symbolic

use mutation observer to sync search-input and search-tag