Define blog under subdomain.

Signed-off-by: crynobone <crynobone@gmail.com>
Use 	http://demo.stanleyhlng.com/prettify-js/?id=bootstrap-light css

Signed-off-by: crynobone <crynobone@gmail.com>
Trivial changes.

Signed-off-by: crynobone <crynobone@gmail.com>