adjust project dependencies
adjust project dependencies

sets a specific junit version for the project and start using
mockito-core instead of mockito-all package as recommended on
its page:
https://github.com/mockito/mockito/wiki/Declaring-mockito-dependency

TwilioDevEd/clicktocall-spring,TwilioDevEd/clicktocall-spring,TwilioDevEd/clicktocall-spring