Add metadata and title into FTD

[gsalunke]

Meta tag:

<meta charset="UTF-8">
<meta name="description" content="Free Web tutorials">
<meta name="keywords" content="HTML, CSS, JavaScript">
<meta name="author" content="John Doe">

e.g.

-- ftd.meta: 
name: description
content: HTML, CSS, JavaScript

Title tag:

<title>HTML Elements Reference</title>

e.g.

-- ftd.title:
text: HTML Elements Reference