[master] Enable Travis CI (#1)

* Add Travil yml file

* Import docker image

* Start docker move DD4hep to subfolder

* Remove obsolete +

* Debug travis

* Debug travis

* Run container

* Fix typo in ls

* Check if parrot mount work

* Test cernvm docker

* fix typo in cernvm docker test

* cernvm docker test

* Try to run everything

* Try to run everything

* Debug docker script execution

* Debug docker script execution

* Debug docker script execution

* Debug docker script execution

* Debug docker script execution

* Test if all folders are moved corectly

* Test if all folders are moved corectly

* Test if all folders are moved corectly

* Test if all folders are moved corectly

* Test if all folders are moved corectly

* test

* Try full test

* Fix boost setup in examples

* Let's see if Release if faster then Debug

* Refactor testing enviroment

* Fix typo in filename

* Fix error from refactoring

* Fix badges for travis-ci

* Make example test parallel and update README

* Disable e-mail notifications

* Explicit run enviroment

* Remove gitlab config files

* Change docker to allocate a pseudo-tty