Update travis to submit to new dashboard group.

All travis builds need to go the travis group, so that we can manage the duration of the those builds, and make it easier to show real experimental builds submitted by users.
Update the Readme.md to link to CDash
Update travis to submit to new dashboard group.

All travis builds need to go the travis group, so that we can manage the duration of the those builds, and make it easier to show real experimental builds submitted by users.

Also this time lets randomize the testing order to make sure that we don't have tests depending on running in a given order.
Merge pull request #18 from robertmaynard/update_docs

Update docs