Deprecated RuleReverser.
Updated Expander to include spaces between symbols.
Merged dev into master.
Renamed reverseSandhi to reverseSandhiAutomaticUnordered.
Corrected sandhi file.
Added comment to old reverse sandhi file.
Added manually created reverse sandhi rule list.
Added preliminary equivalence set for alphabet compatibility.
Expanded unexpanded RHS in reverse sandhi rule file.
Added comment to and removed duplicates from manually compiled
reverse sandhi file.
Created RuleMethods class to hold functionality related to SandhiRule
rules.
Final commit on deprecated RuleReverser.
Changed DuplicateRuleRemover to retain the original ordering of the
rules and overwrite the output file if it exists.