View department's list of employess option was added
* Information about employee's departments on single employee information
* page was changed
missing stored procedure was added
Delete employees from department option was added
* Bug with displaying employees on department's info page was fixed (SQL
side , number of VARCHAR symbols in one operation)
* Tests were changed (unnessecary asserts were removed)
* Stored procedure's code was refactored
* Logging was supplemented
Merge pull request #13 from hemiSRT8/deleteEmployeeFromDepartmentFeature

Delete employee from department feature