Validate xml before parsing oscap values; reorganize tests to match source#4

Merged

dLobatog merged 2 commits intoOpenSCAP:masterfrom

akofink:validate-xml

Jul 2, 2019

Commits on Jun 24, 2019

Reorganize tests to match source, add pry to devel
akofink
committed

Commits on Jun 25, 2019

Raise syntax errors on malformed XML
akofink
committed