refine recv thread, donot set auto response for publish recv thread. 2.0.46
refine code, publish recv thread sleep 697ms
for bug #237, never sleep when thread interval is 0.
for bug #237, refine the thread loop for publish thread. 2.0.47
for bug #241, merge big chunks for publish, no use.
Revert "for bug #241, merge big chunks for publish, no use."

This reverts commit 6b57597718d8ea278e2612b35b84242a1e977656.
fix #244, conn thread use cond to wait for recv thread error. 2.0.47.
update readme.
update readme.
update readme.
update readme.
for bug #237, add name for thread. 2.0.47
for bug #237, thread donot sleep when timeout is 0.
for bug #241, use heap to alloc the socket buffer.
move the srs_kernel_buffer to srs_protocol_buffer.
refine code, move the ISrsBufferReader to srs_protocol_io
for bug #241, support merged read. 2.0.48
update readme
for bug #241, change buffer size when chunk size changed.
for bug #241, calc the small and sleep for merged read.