Add XML filter to command-line and obscure contraction

src/main/java/com/whitemagicsoftware/keenquotes/app/KeenQuotes.java


		import static com.whitemagicsoftware.keenquotes.lex.FilterType.FILTER_PLAIN;
		+import static com.whitemagicsoftware.keenquotes.lex.FilterType.FILTER_XML;
		import static java.lang.String.format;
		import static java.lang.System.*;

		else {
		try {
		- final var c = new Curler( contractions, FILTER_PLAIN );
		+ final var filter = settings.filterXml() ? FILTER_XML : FILTER_PLAIN;
		+ final var c = new Curler( contractions, filter );
		+
		out.print( convert( c ) );
		} catch( final Exception ex ) {

src/main/java/com/whitemagicsoftware/keenquotes/app/Settings.java

		package com.whitemagicsoftware.keenquotes.app;

		+import com.whitemagicsoftware.keenquotes.lex.XmlFilter;
		import picocli.CommandLine;


		)
		private boolean mDisplayList;
		+
		+ /**
		+ * Enable the {@link XmlFilter}.
		+ */
		+ @CommandLine.Option(
		+ names = {"-x", "--xml", "--html", "--xhtml"},
		+ description = "Convert quotation marks within XML or HTML documents"
		+ )
		+ private boolean mFilterXml;

		public Settings( final KeenQuotes main ) {

		return mDisplayList;
		}
		+
		+ boolean filterXml() { return mFilterXml; }

		List<String> getBeganUnambiguous() {

src/main/java/com/whitemagicsoftware/keenquotes/parser/Contractions.java

Delta	17 lines added, 1 line removed, 16-line increase