[IMPROVEMENT] First working basic skeleton

Based on:

- PHP -
F3 3.1.1

- JS -
jQuery 1.10.2
Bootstrap 2.3.2

- LESS -
LessHat 1.1.2

- OTHERS -
FontAwesome 4.0.0

Signed-off-by: Simone Conti <s.conti@itnok.com>