Added ts-node for travis build
Added ts-node for travis build

damyanpetev/zero-blocks,petko5kov/zero-blocks,Infragistics/zero-blocks,simeonoff/zero-blocks,Infragistics/zero-blocks,zdrawku/zero-blocks,zdrawku/zero-blocks,damyanpetev/zero-blocks,petko5kov/zero-blocks,simeonoff/zero-blocks,zdrawku/zero-blocks,simeonoff/zero-blocks,damyanpetev/zero-blocks,petko5kov/zero-blocks,Infragistics/zero-blocks