Bump up version number to 1.2.2, LT version to 7:1:0
Bump up version number to 1.2.2, LT version to 7:1:0

ahnan4arch/spdylay,ahnan4arch/spdylay,ahnan4arch/spdylay,tatsuhiro-t/spdylay,mixianghang/spdylay,tatsuhiro-t/spdylay,mixianghang/spdylay,mixianghang/spdylay,tatsuhiro-t/spdylay,mixianghang/spdylay,mixianghang/spdylay,ahnan4arch/spdylay,ahnan4arch/spdylay,tatsuhiro-t/spdylay,tatsuhiro-t/spdylay