fonts and colors

Signed-off-by: Ruben Mendez <ruben.mendez@gmail.com>
arrows and positions

Signed-off-by: Ruben Mendez <ruben.mendez@gmail.com>
color for selected dates

Signed-off-by: Ruben Mendez <ruben.mendez@gmail.com>
Merge pull request #6 from minube/features/look-and-feel

Features/look and feel