Install right version of critool

[resouer]

Download from release directly.

[resouer]

Em ... we have to also checkout the repo in $GOPATH to right version.

2018-03-16 23:13:00 (6.05 MB/s) - ‘critest-v1.0.0-alpha.0-linux-amd64.tar.gz’ saved [7408681/7408681]
can't load package: package github.com/kubernetes-incubator/cri-tools/pkg/validate: cannot find package "github.com/kubernetes-incubator/cri-tools/pkg/validate" in any of:
	/home/travis/.gimme/versions/go1.9.4.linux.amd64/src/github.com/kubernetes-incubator/cri-tools/pkg/validate (from $GOROOT)

[bergwolf]

critools build failed:

can't load package: package github.com/kubernetes-incubator/cri-tools/pkg/validate: cannot find package "github.com/kubernetes-incubator/cri-tools/pkg/validate" in any of:
	/home/travis/.gimme/versions/go1.9.4.linux.amd64/src/github.com/kubernetes-incubator/cri-tools/pkg/validate (from $GOROOT)
	/home/travis/gopath/src/github.com/kubernetes-incubator/cri-tools/pkg/validate (from $GOPATH)
F0316 23:13:00.623023   28365 util.go:106] Failed to build the dependencies: build test suite failed: exit status 1]

[resouer]

Yep noticed that.