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доработка теста и функционала отправки сообщения зарегистрированным пользователем
add timestamp-with-time-zone setting as default
add auth filter as a temporary solution
Merge pull request #79 from netDalek/feature-11-correspondence-to-seller

add feature 11 correspondence to seller
Merge pull request #75 from monshq/feature-75-timestamp-with-time-zone

Некорректно обрабатываются таймзоны
Change db:setup to db:migrate in .travis.yml
remove focus:true
починили тест всвязи с изменившейся сортировкой
add missing indexes with lol-dba gem
Merge pull request #80 from netDalek/feature-14-missed-indexes

add missing indexes with lol-dba gem
update Rails +2 gems
Merge pull request #82 from monshq/update-Gemfile-lock

update Rails +2 gems
Add model tags hash for alternate option of filter by tag
Fix the find_by_tags method, add test of this method
Finish the TagsHash spec
Refactoring of the hash cache model
Refactoring of the get_hashes method
Refactoring based on code reviews
Optimise code for clearence