Added Farsi support to NumberToWordsExtension
Added Farsi resource file for DateTime localization
refactored tests and updated release_notes
Removed redundant space
Added Farsi localisation to NumberToWords and DateTime
minor tidy up
Merge branch 'farsi'
removed all but CPL reference
Merge pull request #129 from MehdiK/removing-references

removed all but CPL reference
releasing v1.16.4
Merge pull request #124 from igorkulman/master

added Slovak localization (strings, formatter, tests)
Merge branch 'master' of https://github.com/MehdiK/Humanizer
* Slovak and Czech formatters merged