RPAD: added interrupt capability to the FPGA fabric

- the processing system is now configured to accept 16 interrupt lines from the PL
- scope/DDR Dump have some new lines, options and registers to support interrupts
- asg has new status lines
Merge /cygdrive/c/Users/Nils/Eigene Dateien/Programmieren/RedPitaya/Sources into dev_mybuild
RPAD: added interrupt support infrastructure and versioning

- readout of the interrupt configuration of sysbus blocks
- changed the architecture enumeration to match
- architecture enumeration is now version aware