Tagging version 1.6.0-beta1 1.6.0-beta1

# Conflicts:
#	l3d

Tagging version 1.5.1 1.5.1

Tagging version 1.5.0 1.5.0

Tagging version v1.4.1 v1.4.1

Tagging version v1.4.0 v1.4.0

#11 New script in the container to start a new project which gets executed automatically when working directory is empty

#10 Refactor the start script and add new option to eneter into a running l3d container from everywhere