Removed ReportPlugins section from maven-site-plugin configuration as per v3.3 instructions. Plugins moved to reporting element
Issue #3 first stage of internal class refactoring, added a new class (WrappedElement) that takes care of dealing with the JsonElement (ie, the Gson class) instance.
Issue #3 added Wrapper classes for all the Gson classes
Issue #3 removed redundant constructor from WrappedElementException