* gitlab-ci.yml: upload binaries to s3
* gitlab-ci.yml: typo tag names
* gitlab-ci.yml: avoid dots in tags
* gitlab-ci.yml: try before_script
* gitlab-ci.yml: indentation
* gitlab-ci.yml: unified before_script
* gitlab-ci.yml: don't forget script
* use VERSION file
* build.sh only before builds
* git_strategy: none
* use own docker awscli image
* typo
* use artifacts folder
* enable uploads to s3 as well
* add builds.sh to tests