Added license links and footer

Author: splorp

README.md

@@ -3,4 +3,6 @@ NewtonScript.org
 
 This is the repository for the [NewtonScript.org](http://newtonscript.org/) site.
 
-Improvements, corrections, additions, and translations are not only welcome, but highly encouraged. See the [CONTRIBUTING](CONTRIBUTING.md) document for details on how to appropriately and effectively submit improvements so that they are more likely to be accepted, keeping the process as smooth as possible for everyone.
+Improvements, corrections, additions, and translations are not only welcome, but highly encouraged. See the [CONTRIBUTING](CONTRIBUTING.md) document for details on how to appropriately and effectively submit improvements so that they are more likely to be accepted, keeping the process as smooth as possible for everyone.
+
+This work is licensed under the [Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License](http://creativecommons.org/licenses/by-nc-sa/4.0/).

css/basic.css

@@ -63,4 +63,15 @@ h2 {
 }
 .metadata li {
 	color: #999;
-}
+}
+footer {
+	border-top: 5px solid #DDD;
+}
+footer p {
+	color: #999;
+	font-size: 0.75em; /* 12px @ 16px */
+	padding-top: 1.5em;
+	margin-left: 2.5em;
+}
+
+

index.html

@@ -513,5 +513,9 @@ <h2 id="docs">Documentation</h2>
 			</dd>
 		</dl>
 		<!-- END DOCUMENTATION -->
+		<footer>
+			<p>This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-nc-sa/4.0/">Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License</a><br>
+			Contribute to this project on <a href="https://github.com/NewtonScript/newtonscript.github.com">GitHub</a> or follow us on Twitter <a href="https://twitter.com/newtonscript">@newtonscript</a></p>
+		</footer>
 	</body>
 </html>