initial version of installation on ubuntu 14.04 LTS

Docker-DCO-1.1-Signed-off-by: Sven Dowideit <SvenDowideit@home.org.au> (github: SvenDowideit)
Merge pull request #5355 from SvenDowideit/doc-ubuntu-14-04-lts

initial version of installation on ubuntu 14.04 LTS