latest will not checkout specific version

removed version tag from latest
changed tags in pull/run command
fixed Readme for dockerhub
added login credentials to README.md
Merge branch 'master' of github.com:obi12341/docker-pyload
changed readme from master

Merged master readme into release
change readme again
Merge branch 'master' of github.com:writl/docker-pyload into release/v0.4.9