Added Meta (description, keywords and author)

client/index.html

@@ -12,6 +12,9 @@
     <meta name="apple-mobile-web-app-capable" content="no">
     <meta name="apple-mobile-web-app-title" content="Snapdrop">
     <!-- Descriptions -->
+    <meta name="description" content="Instantly share images, videos, PDFs, and links with people nearby. Peer2Peer and Open Source. No Setup, No Signup.">
+    <meta name="keywords" content="File, Transfer, Share, Peer2Peer">
+    <meta name="author" content="RobinLinus">
     <meta property="og:title" content="Snapdrop">
     <meta property="og:type" content="article">
     <meta property="og:url" content="https://snapdrop.net/">