5th task: Storeable - ready
5th task: old tests deleted
corrected code style errors
unused import removed
Merge pull request #530 from sautin1/5t_Storeable

Саутин Андрей, 395, Storeable, Вариант 1 (XML)
Merge pull request #508 from kuzmichevdima/master

Kuzmichev Dmitry 394 filehashmap fixes
Kuzmichev Dmitry JUnit