Fixed syntax error in crowbar.yml

rubygem-psych (as in ruby 1.9) complains about illegal tab characters and
causes barclamp_install to exit.
Merge pull request #80 from rhafer/pull-req-master-94ec2e15c0d9cbde0867a2736bb6f0cde73f80b8

Merged by devtool for VictorLowther
Set the provisioner server when we find one.

This shoudl be overridden once we get "real" provisioner server support.
Merge pull request #83 from VictorLowther/pull-req-master-8b40f2e18a8f6b47b2e109973502e93cde4192b3

Merged by devtool for VictorLowther
update based on jamestyj changes to the node_object - allow 1.9 comaptibility
fix indents
Merge pull request #84 from aabes/pull-req-master-deaff9cb2b2db71d98aefc7a7a2ac10c20c07be6

passes unit tests on 1.8 as well.