message: fix tag script
diff: #!/bin/bash
  if [[ $TRAVIS_BRANCH == "master" ]]; then
  - VERSION=$(npm view @alfresco/js-api@beta version)
  -else
  VERSION=$(cat package.json | grep version | head -1 | awk -F= "{ print $2 }" | sed 's/[version:,\",]//g' | tr -d '[[:space:]]')
  +else
  + VERSION=$(npm view @alfresco/js-api@beta version)
  fi;
  echo $VERSION
  