Allow to call Hunspell constructor with null/empty paths (#757)
Allow to call Hunspell constructor with null/empty paths (#757)

It could be used as an object for custom dictionary with words added via application interface.
Currently hunspell throws an exception with nullptr paths and prints a error to stderr when a path is empty.
hunspell/hunspell,hunspell/hunspell,hunspell/hunspell,hunspell/hunspell