Use default task option description when provided one is "" (fixes #140)
Use default task option description when provided one is "" (fixes #140)

upgradingdave/boot,kausdev/boot,crisptrutski/boot,kennyjwilli/boot,crisptrutski/boot,kennyjwilli/boot,RadicalZephyr/boot,tobias/boot,tobias/boot,junjiemars/boot,tobias/boot,junjiemars/boot,ragnard/boot,crisptrutski/boot,bbatsov/boot,ragnard/boot,upgradingdave/boot,kausdev/boot,danielsz/boot,kausdev/boot,danielsz/boot,junjiemars/boot,instilled/boot,ragnard/boot,instilled/boot,danielsz/boot,RadicalZephyr/boot,upgradingdave/boot,boot-clj/boot