add phpwvl logo

Signed-off-by: BlackEagle <ike.devolder@gmail.com>
slide to use --link preferrably for development

Signed-off-by: BlackEagle <ike.devolder@gmail.com>
restore the usefull links slide

Signed-off-by: BlackEagle <ike.devolder@gmail.com>
rename advanced use to interesting projects using docker

Signed-off-by: BlackEagle <ike.devolder@gmail.com>
add env en hosts information when using --link

Signed-off-by: BlackEagle <ike.devolder@gmail.com>