Fixed null dataset collection corner case and fixed a docs typo
Merge branch 'master' of github.com:run4flat/PDL-Graphics-Prima
More robust and flexible annotation handling
Removed a couple of major memory leaks
Documented generate_properties
Forgot to add Scalar::Util in DataSet; fixed
Slightly more efficient handling of ds::Note
Cleaned up property traversal in generate_properties
Fixed generate_properties to allow singular and plural specs
Added property awareness to text annotation's drawing operation