Add support for other HTML form element types

[ozzyogkush]

Add basic validation rules for other types of HTML form elements, including:

• Multi-select select boxes
• datalist
• input[type="color"]
• input[type="date"]
• input[type="datetime-local"]
• input[type="month"]
• input[type="range"]
• input[type="search"]
• input[type="time"]
• input[type="url"]
• input[type="week"]