Upgrade node version to test on travis
Upgrade node version to test on travis

Signed-off-by: José Luis Di Biase <4c7b95f5adfd626fd0932dd055f5ab0e5f8eb624@interorganic.com.ar>

whitef0x0/medforms,whitef0x0/medforms,whitef0x0/tellform,whitef0x0/tellform,whitef0x0/medforms,whitef0x0/tellform,whitef0x0/nodeforms,whitef0x0/nodeforms,whitef0x0/nodeforms