Minor fixes to docs and README
Cleanup cli programNames to match mainclasses.json
Fix packages for factDiff and validateStore cli apps
Issue #21: Extract main runner for ivory cli apps
#21: Add missing main class in ivory script
#21: Support standalone usage of apps for backward compatability
#21: Use ScoobiApp to ensure correct mode and such
#21: Add missing main class in ivory script
#21: Use List[String] for Runner output instead of String