fix defintion of comments to enable TODO etc

src/main/java/org/jastadd/tooling/parser/RelAstGrammarParserDefinition.java

@@ -20,7 +20,7 @@ import org.jetbrains.annotations.NotNull;
 public class RelAstGrammarParserDefinition implements ParserDefinition {
 
   public static final TokenSet WHITE_SPACES = TokenSet.create(TokenType.WHITE_SPACE);
-  public static final TokenSet COMMENTS = TokenSet.create(RelAstGrammarTypes.COMMENT);
+  public static final TokenSet COMMENTS = TokenSet.create(RelAstGrammarTypes.SINGLELINECOMMENT, RelAstGrammarTypes.DOCCOMMENT, RelAstGrammarTypes.MULTILINECOMMENT);
 
   public static final IFileElementType FILE = new IFileElementType(RelAstGrammar.INSTANCE);