Added input and output files for testbenches of CN and CNB
changed order of storage and ordering in the output_module.
changed variables names of muxex select signals in controller.
ena_vc is now a vector that enables each app depending on the matrix
values.
CN testbench now uses values from toolchain
New permutation network (normal and inverse) architecture oriented to
synthesis.
New module demux not really important.
Output Module has new inputs/output for a new testbench
added ff_dir for testing ff fpga synthesis