moved migration filename generation to utils
moved migration filename generation to utils

jvkops/alloy,brentonhouse/brentonhouse.alloy,jppope/alloy,indera/alloy,jvkops/alloy,bhatfield/alloy,indera/alloy,4talesa/alloy,FokkeZB/alloy,brentonhouse/brentonhouse.alloy,FokkeZB/alloy,WY08271/alloy,bhatfield/alloy,jvkops/alloy,NadsonFernando/alloy,4talesa/alloy,mobilehero/adamantium,indera/alloy,xavierlacot/alloy,mobilehero/adamantium,bhatfield/alloy,xavierlacot/alloy,mobilehero/adamantium,WY08271/alloy,xavierlacot/alloy,NadsonFernando/alloy,jppope/alloy,jppope/alloy,NadsonFernando/alloy,brentonhouse/brentonhouse.alloy,4talesa/alloy,FokkeZB/alloy,WY08271/alloy