Made ElementComparator Serializable
Improved DominoVertex's handling of bad edge data
Overhaul of DocumentScanner to remove case-sensitivity from many maps
Addition of IndexDatabase concept for global searching
Added Document.appendItemValue(String, Object, boolean) where the last param specifies that the resulting list should only contain one instance of any given value.
Added ViewEntry.getColumnValue(String, Class) to allow type-coercion when getting a ViewEntry colun value