Merge pull request #5 from Wasper/wasper

Travis - add notifications
Add missing sprintf
Merge pull request #6 from rn0/fix

Add missing sprintf
set correct class for CRUDElement
docblocks and spec
Merge pull request #7 from kuba88olek/CRUDElement

set correct class for CRUDElement
replace router with interface
Merge pull request #9 from JarekW/dev

replace router with interface
Controller - replace route and parameters with element methods