Added Deduplicator framework
Added XmlWriter.writeText(String) method
Added begin() and finish() methods to DiffHandler interface, new HtmlDiffPrinter implementation
ExcelTableReader constructor now throws unchecked RuntimeIOException instead of checked IOException
Added getSheetName(int), getSheetCount() to ExcelTableReader, getValues() to ExcelTableReader.Row
ExcelTableReader.Row now implements Iterable<String>, added equals() and hashCode()
pom.xml: fixed parentpom id, bumped version to 1.2.0
Fix HtmlDiffPrinter: NullPointerException when comparing iterables and left or right is null; bumped version to 1.2.1.
Fix NPE in HtmlDiffPrinter, compile error in RuntimeIOException