language: go
go:
  - 1.0
  - 1.1
  - 1.2
  - 1.3
  - tip

language: go
go:
  - 1.0
  - 1.1
  - 1.2
  - 1.3
  - 1.4
  - 1.5
  - tip

Test against Go 1.4 and 1.5 as well.
Travis: Test against Go 1.4 and 1.5 as well.
