Merge pull request #13 from pushthat/master

Update get-login.go

Merge pull request #11 from openfresh/feature/ec2_tag

add command own EC2 Name Tag

Merge pull request #7 from openfresh/feature/fix_ecr_login_stdout

output ecr login lommand to stdout

Merge pull request #6 from openfresh/feature/fix_release

fixed release