sandbox|spc2216: adding methods to pack, unpack, and print blocks
sandbox|spc2216: adding methods to pack, unpack, and print blocks

manuts/liquid-dsp,jgaeddert/liquid-dsp,cjcliffe/liquid-dsp,biotrump/liquid-dsp,wangning223/liquid-dsp,jgaeddert/liquid-dsp,JayKickliter/liquid-dsp,JayKickliter/liquid-dsp,manuts/liquid-dsp,jgaeddert/liquid-dsp,andrepuschmann/liquid-dsp,wangning223/liquid-dsp,wangning223/liquid-dsp,jgaeddert/liquid-dsp,manuts/liquid-dsp,manuts/liquid-dsp,jgaeddert/liquid-dsp,cjcliffe/liquid-dsp,JayKickliter/liquid-dsp,biotrump/liquid-dsp,cjcliffe/liquid-dsp,andrepuschmann/liquid-dsp,biotrump/liquid-dsp,manuts/liquid-dsp,cjcliffe/liquid-dsp,JayKickliter/liquid-dsp,andrepuschmann/liquid-dsp,biotrump/liquid-dsp,biotrump/liquid-dsp,wangning223/liquid-dsp,andrepuschmann/liquid-dsp,andrepuschmann/liquid-dsp,JayKickliter/liquid-dsp,cjcliffe/liquid-dsp,wangning223/liquid-dsp