Implements longestWord in Array and File dictionary classes
Fixes bug in Dictionary::longestWord
Implements SortedDictionary::longestWord
Adds tool to convert a flat dict file into sql
Updates tool to generate sql from a dict file
Implements DictionaryInterface::words() in SqlDictionary
More SqlDict tests
Reorders run statements
Ignore output files
Moves data files to their own directory
More SqlDictionary unit tests