fix oom. if config resendRequestChunkSize. Loading data is batch

[wajncn]

trafficstars

Fixes #778

If the amount of data is particularly large 。

ResetOnLogon=N
ResetOnLogout=N
ResetOnDisconnect=N
ResetOnError=N

in quickfixj-initiator delete local quickfixj file。 restart quickfixj-acceptor OOM （If there is no excessive memory）

need config

ResendRequestChunkSize=1000

Can solve this problem

[wajncn]

Can merge that pr？

[wajncn]

@chrjohn oh~, you see see