Merge pull request #66 from Jailander/hydro-devel

 	adding with mux argument
Moving strands_systems to strands-extras.yaml file.

This fixes build issues by removing all the repositories from strands-base.yaml that dependencies in other install files.
Merge pull request #67 from cdondrup/hydro-devel

Moving strands_systems to strands-extras.yaml file.
Update README.md
Adding Scitos docking to mapping.launch