Support installation of Sardine-enabled Taverna Server
Add info about setting up certificates and loading data from other portals
Fix spelling error, and add example groups
Add R packages for OSD workflow, and make R 3.0 the default

R 3.0 is a selected version from Github that has been tested on our main
portals and works for all our workflows, and is required for some of them.
Add OSD R packages and make R 3.0 the default

Previous commit only committed the new file. This commit changes the
existing file to actually make the changes.
Merge branch 'master' into player

* master:
  Add OSD R packages and make R 3.0 the default
  Add R packages for OSD workflow, and make R 3.0 the default
  Fix spelling error, and add example groups
  Add info about setting up certificates and loading data from other portals
  Support installation of Sardine-enabled Taverna Server

Conflicts:
	playbooks/taverna-server/tserver.yaml