This publication is an output of the Project financed by the Spanish Ministry of Science and Innovation (AGL2011-27904) and FEDER funding through COMPETE (project: UID/AMB/50017/2013). M.E. was supported by a fellowship from the Severo Ochoa Programme (BP11117) (Government of Principado de Asturias, Spain). M.M. is funded by the Juan de la Cierva Programme (JCI-2011-08958) (Spanish Ministry of Economy and Competitiviness). J.P. was supported by a fellowship from the FPU (AP2010-5857) (Ministry of Education, Spain). FCT (Fundação para a Ciência e a Tecnologia, Portugal) supported fellowships of B.C. (SFRH/BD/86448/2012) and G.P. (SFRH/BPD/101669/2014) and the project (PTDC/AGR-FOR/2768/2014).