Update IOWrapper.cpp
Update IOWrapper.cpp

Adding back std::endl in void IOWrapper::OutputAlignment(ostream &out, const vector<const Hypothesis *> &edges), removing it breaks -alignment-output-file
KonceptGeek/mosesdecoder,KonceptGeek/mosesdecoder,KonceptGeek/mosesdecoder,hychyc07/mosesdecoder,alvations/mosesdecoder,emjotde/mosesdecoder_nmt,moses-smt/mosesdecoder,emjotde/mosesdecoder_nmt,alvations/mosesdecoder,moses-smt/mosesdecoder,alvations/mosesdecoder,moses-smt/mosesdecoder,pjwilliams/mosesdecoder,emjotde/mosesdecoder_nmt,tofula/mosesdecoder,moses-smt/mosesdecoder,emjotde/mosesdecoder_nmt,emjotde/mosesdecoder_nmt,pjwilliams/mosesdecoder,KonceptGeek/mosesdecoder,KonceptGeek/mosesdecoder,pjwilliams/mosesdecoder,hychyc07/mosesdecoder,alvations/mosesdecoder,hychyc07/mosesdecoder,hychyc07/mosesdecoder,moses-smt/mosesdecoder,alvations/mosesdecoder,emjotde/mosesdecoder_nmt,tofula/mosesdecoder,emjotde/mosesdecoder_nmt,alvations/mosesdecoder,moses-smt/mosesdecoder,hychyc07/mosesdecoder,hychyc07/mosesdecoder,tofula/mosesdecoder,alvations/mosesdecoder,hychyc07/mosesdecoder,KonceptGeek/mosesdecoder,KonceptGeek/mosesdecoder,tofula/mosesdecoder,hychyc07/mosesdecoder,alvations/mosesdecoder,moses-smt/mosesdecoder,alvations/mosesdecoder,emjotde/mosesdecoder_nmt,emjotde/mosesdecoder_nmt,tofula/mosesdecoder,tofula/mosesdecoder,KonceptGeek/mosesdecoder,pjwilliams/mosesdecoder,pjwilliams/mosesdecoder,tofula/mosesdecoder,pjwilliams/mosesdecoder,tofula/mosesdecoder,pjwilliams/mosesdecoder,pjwilliams/mosesdecoder,moses-smt/mosesdecoder,moses-smt/mosesdecoder,hychyc07/mosesdecoder,hychyc07/mosesdecoder,KonceptGeek/mosesdecoder,KonceptGeek/mosesdecoder,pjwilliams/mosesdecoder,alvations/mosesdecoder,emjotde/mosesdecoder_nmt,tofula/mosesdecoder,tofula/mosesdecoder,moses-smt/mosesdecoder,alvations/mosesdecoder,pjwilliams/mosesdecoder,tofula/mosesdecoder,moses-smt/mosesdecoder