Add google analytic.

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

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

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

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