Updated README with note on using BOSH Lite stemcell version 388 rather than just latest based on BOSH users mailing list topic https://groups.google.com/a/cloudfoundry.org/forum/#users/xfbck9EC4AY. Updated section on creating security auth tokens for services and separated it into its own section.
Merge pull request #143 from csterwa/master

Updated README with note on using BOSH Lite stemcell version 388 rather ...