ticket:2 Log In working properly
ticket:4 Не тормозить, коли прокручуєш друзів
ticket:4 Додані тести
ticket:7 Small changes
ticket:1 Changes in structure of app
ticket:1 Added new table Contacts that contains all contacts of user
ticket:1 Added checking database version
ticket:1 Added comments.
ticket:1 Done
ticket:2 Changed structure of app
ticket:2 Code without comleted tests
ticket:2 Done
ticket:3 Changed structure of app
ticket:3 Added comments
ticket:3 Done
ticket:4 Changed structure of app
ticket:4 Done
ticket:7 Changed structure of app
ticket:7 Done
Merge branch 't7_contact'