add github sprite

Signed-off-by: Kien Luu <kienluu@kien56.local>
remove auto height computation

Signed-off-by: Kien Luu <kienluu@kien56.local>
order projects via its through model to a group's position field

Signed-off-by: Kien Luu <kienluu@kien56.local>
gitignore update

Signed-off-by: Kien Luu <kienluu@kien56.local>