Adding exec.spawnSyncStream method.
Adding exec.spawnSyncStream method.

dustinryerson/gh,TomzxForks/gh,dustinryerson/gh,henvic/gh,oouyang/gh,tomzx/gh,tomzx/gh,oouyang/gh,TomzxForks/gh,modulexcite/gh,henvic/gh,modulexcite/gh