Characterization of the optimized FB-DRAM in the second run of WP1 in FD14

Summary
This is related to task 2.4. It is an upgraded version of D2.5 but taking as input the results of Run 2 of WP1 in FD14 technology. The outcome of this task is the definition of the optimized memory matrix architecture and memory demonstrator which will be implemented in Run 3.