Add API for Donation bar

Signed-off-by: Jiří Janoušek <janousek.jiri@gmail.com>
Add donate bar

Signed-off-by: Jiří Janoušek <janousek.jiri@gmail.com>
Add info about Tiliado account

Signed-off-by: Jiří Janoušek <janousek.jiri@gmail.com>