function paste(browser, el) {
    browser
        .click(el)
        .perform(function() {
            const actions = this.actions({async: true});

            // Shift + Ins used as this works on Windows, Linux and Mac
            return actions
                .keyDown(browser.Keys.SHIFT)
                .keyDown(browser.Keys.INSERT)
                .keyUp(browser.Keys.INSERT)
                .keyUp(browser.Keys.SHIFT);
        })
        .pause(100);
}
@function
Pastes into the target element

@param {Browser} browser - Nightwatch client
@param {string} el - Target element selector