Fix travis build part 2

.travis.yml

@@ -9,7 +9,7 @@ go:
 ###########################################################################
 before_install:
 - echo Branch is ${TRAVIS_BRANCH} and Tag is ${TRAVIS_TAG}
-- apt update && apt install ca-certificates libgnutls30
+- sudo apt update && sudo apt install ca-certificates libgnutls30 -y
 
 # Coverage tools
 - go get github.com/mattn/goveralls