[XERCESJ-1781] Javadoc adding role attribute to tables #69
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As per discussion on #68 (comment)
In newer JDK Javadoc will error if a table has no caption and warn if a table's caption is empty. A related OpenJDK issue (https://bugs.openjdk.org/browse/JDK-8247955) states that tables should have the
role="presentation"attribute set to prevent this behaviour. This resolves the problem on recent JDK versions. However, it's worth noting that when using an outdated JDK such as Java 8 this attribute is unknown, which will also result in an error:error: unknown attribute: role