Improved error message when the runner is not installed. Fixes #8
Improved error message when the runner is not installed. Fixes #8

nervous-systems/doo,DeLaGuardo/doo,nervous-systems/doo,DeLaGuardo/doo,bensu/doo,crisptrutski/doo,nberger/doo,weaver-viii/doo,bensu/doo