Set version to 1.2.1 for bug fix release
Set version to 1.2.1 for bug fix release

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