Reference correct fact name
Merge pull request #430 from mattt416/fix_fact_name

Merged automatically by jenkins after successful gate test
Merge pull request #429 from git-harry/sprint

Merged automatically by jenkins after successful gate test
wreak havoc the dogs of war (trying to jsonify converge chef)
Merge pull request #431 from willkelly/master

Merged automatically by jenkins after successful gate test
Updated so exception raised if trying to create fact for non-existant node and updated tests.