create security autentication
refactor login controller
added service who redirect to login page if respond is 401 or user pres button logout
making test for amount directive
added promises in transaction.js and refactored bankService
chenge position of flush
add spyOn redirect
made some modifications
refactorated tests for security filter and logout.js
refactorated code
finished with team-bank
Merge pull request #20 from StanislavValov/RenamingModules
refactorate code
refactorate code
empty master
test services
testing  service
use BigDecimal for amount
finish with changes
finish