removed EnrichedString.explode() since String.split() accomplishes the same thing
Helper.using is no longer required to return a value
DB.getColumnNames() renamed to DB.getColumnLabels() and now returns the aliased name if it exists
ObjectPrinter now correctly displays java maps and collections
added unit tests for ObjectPrinter
DB.transaction() can now return a value
ObjectPrinter now allows custom printers to handle subclasses of their designated class