update liftoff dependency so that coffeescript knexfiles and configurations are no longer broken
update liftoff dependency so that coffeescript knexfiles and configurations are no longer broken

Suggest adding coffeescript to test process if continued support is desired.
wubzz/knex,WaltRock/knex,carragom/knex,CorvusCorrax/knex,noodle/knex,whitelynx/knex,maxcnunes/knex,carragom/knex,CorvusCorrax/knex,maxcnunes/knex,abegines/knex,Atlantis-Software/knex,Atlantis-Software/knex,whitelynx/knex,tgriesser/knex,WaltRock/knex,tgriesser/knex,abegines/knex,wubzz/knex,noodle/knex,statyan/knex,statyan/knex,whitelynx/knex,maxcnunes/knex,tgriesser/knex