Improvement of rules
Merge pull request #4 from parshikov/enhancement/rules

Improvement of rules
Changes some of rules to find proper, and mostly useful rule in the
direct rule list to search for nominative case of the word.
Added rule to make cases in derivatives of names from old-hebrew
language. For example, name is Sofonija
Make chnages to the previously added rule.
Merge pull request #5 from 3aHyga/nonnom

From non-nominative conversion rules changed
Synchronize JSON