remove the spec for the useless and previous API presenters (caused Travis-ci failure)
remove the spec for the useless and previous API presenters (caused Travis-ci failure)

slavajacobson/engine,chepri/engine,ipmobiletech/locomotivecms-engine,slavajacobson/engine,timsly/engine,slavajacobson/engine,boie0025/engine-clone,Coren/engine,slavajacobson/engine,chepri/engine,boie0025/engine-clone,boie0025/engine,boie0025/engine,chepri/engine,Coren/engine,ipmobiletech/locomotivecms-engine,timsly/engine,boie0025/engine-clone,k-yamada/engine,timsly/engine,k-yamada/engine,boie0025/engine,boie0025/engine-clone,Coren/engine,merqlove/engine,Coren/engine,merqlove/engine,ipmobiletech/locomotivecms-engine,merqlove/engine,merqlove/engine,chepri/engine,k-yamada/engine,timsly/engine,boie0025/engine,ipmobiletech/locomotivecms-engine,k-yamada/engine