use mono 3.2.7 and fsharp 3.1.1.1 on travis
use mono 3.2.7 and fsharp 3.1.1.1 on travis

scrwtp/FSharp.Data,ImaginaryDevelopment/FSharp.Data,AtwooTM/FSharp.Data,johansson/FSharp.Data,johansson/FSharp.Data,tpetricek/FSharp.Data,tpetricek/FSharp.Data,AtwooTM/FSharp.Data,olgierdd/FSharp.Data,scrwtp/FSharp.Data,tpetricek/FSharp.Data,olgierdd/FSharp.Data,taylorwood/FSharp.Data,ImaginaryDevelopment/FSharp.Data,olgierdd/FSharp.Data,taylorwood/FSharp.Data,AtwooTM/FSharp.Data,johansson/FSharp.Data,scrwtp/FSharp.Data,ImaginaryDevelopment/FSharp.Data,taylorwood/FSharp.Data