Updated nikola, newer and simpler appearance

Signed-off-by: Vivek Rai <vivekraiiitkgp@gmail.com>
Removed output/ from source deploy branch

Signed-off-by: Vivek Rai <vivekraiiitkgp@gmail.com>
Added SO, g+ icons

Signed-off-by: Vivek Rai <vivekraiiitkgp@gmail.com>