XProc Unit Tests

• choose001
• count001
• delete001
• head001
• identity001
• insert001
• labelelements001
• load001
• matchingdocuments001
• namespacerename001
• rename001
• replace001
• tail001
• unescapemarkup001
• unwrap001
• validrng001
• validxsd001
• wrap001
• xinclude001
• xslt001