This reverts commit a0a24a92af78ebb8f61a8a45454d3ff6d2db0a3d, reversing
changes made to 8e748064acf877e5322f681c30323d7dc91e2100.
See https://zeromq.jira.com/browse/LIBZMQ-576 for details
When we send a large message, the message can be splitted into two chunks.
One is in the encoder buffer and the other is the zero-copy pointer.
The session could get the term before the last chunk is sent.
This patch fixes the two headers added recently to include our own "stdint.hpp" instead of system <stdint.h> because the latter is not available in Visual Studio versions prior to 2010.