Install go

Author: rmichela

.circleci/config.yml

@@ -16,11 +16,7 @@ shared: &shared
     - run:
         name: Install Golang
         command: |
-          sudo curl -sL -o /usr/bin/gimme https://raw.githubusercontent.com/travis-ci/gimme/master/gimme
-          sudo chmod +x /usr/bin/gimme
-          gimme 1.12
-          sudo bash -c eval "$(gimme 1.12)"
-          go version
+          bash -c 'eval "$(curl -sL https://raw.githubusercontent.com/travis-ci/gimme/master/gimme | GIMME_GO_VERSION=1.4 bash)"'
 
     - checkout