nono: updated to 0.2.5

0.2.5 (2021/12/30)

vm(New): Supporting 4bpp video plane.
vm(Fix): Fix error handlings of sending and receiving jumbo pakcets on Lance(AM7990).
vm(Fix): Fix a BSWP operation on Lance(AM7990). This makes 4.4BSD work.
vm(Fix): Make RTC(MK48T02) epoch year configurable in order to support 4.4BSD.
vm(Fix): Implement a check byte in FUSEROM on LUNA-88K.
vm(Update): The ROM emulation becomes not to verify a.out MID to boot.
vm(Update): LUNA-I ROM Emulation accepts ^C to back to the ROM.
GUI(Update): Improve whole window drawing scheme, and implement main window's reduction.
GUI(Fix): Fix many window size problems.
GUI(New): Implement Copy context menu on text windows.
Host(New): Reject network interface GRO on Linux host.
Host(Fix): Now it can dump a core even on Linux.

(jun)