selectByValue = function selectByValue(selector, value) {
    return this.selectByAttribute(selector, 'value', value);
}
Select option with a specific value.

<example>
    :example.html
    <select id="selectbox">
        <option value="someValue0">uno</option>
        <option value="someValue1">dos</option>
        <option value="someValue2">tres</option>
        <option value="someValue3">cuatro</option>
        <option value="someValue4">cinco</option>
        <option value="someValue5">seis</option>
    </select>

    :selectByValue.js
    it('should demonstrate the selectByValue command', function () {
        var selectBox = $('#selectbox');
        console.log(selectBox.getValue()); // returns "someValue0"

        selectBox.selectByValue('someValue3');
        console.log(selectBox.getValue()); // returns "someValue3"
    });
</example>

@alias browser.selectByValue
@param {String} selector   select element that contains the options
@param {String} value      value of option element to get selected
@uses protocol/element, protocol/elementIdClick, protocol/elementIdElement
@type action