Trivial BugFix RAM-363.
Trivial BugFix RAM-363.

Added close(listenSocket) in the constructor of TcpTransport.

DavidLi2010/ramcloud,rstutsman/RAMCloud,SMatsushi/RAMCloud,rstutsman/RAMCloud,rstutsman/RAMCloud,taschik/ramcloud,mrdiegoa/ramcloud,alexandermerritt/ramcloud,utah-scs/RAMCloud,alexandermerritt/ramcloud,IMCG/RamCloud,jblomer/ramcloud,rstutsman/RAMCloud,matrix207/RAMCloud,DavidLi2010/ramcloud,mrdiegoa/ramcloud,jblomer/ramcloud,matrix207/RAMCloud,IMCG/RamCloud,anirajk/RAMCloud,jcarreira/ramcloud,jcarreira/ramcloud,QingkaiLu/RAMCloud,Frank-Wu/RamCloud,anirajk/RAMCloud,mrdiegoa/ramcloud,alexandermerritt/ramcloud,DavidLi2010/ramcloud,behnamm/cs244b_project,jblomer/ramcloud,QingkaiLu/RAMCloud,y-higuchi/ramcloud,utah-scs/RAMCloud,matrix207/RAMCloud,SMatsushi/RAMCloud,matrix207/RAMCloud,DavidLi2010/ramcloud,behnamm/cs244b_project,jcarreira/ramcloud,SMatsushi/RAMCloud,rstutsman/RAMCloud,behnamm/cs244b_project,alexandermerritt/ramcloud,IMCG/RamCloud,anirajk/RAMCloud,taschik/ramcloud,jblomer/ramcloud,y-higuchi/ramcloud,y-higuchi/ramcloud,IMCG/RamCloud,y-higuchi/ramcloud,y-higuchi/ramcloud,QingkaiLu/RAMCloud,IMCG/RamCloud,y-higuchi/ramcloud,jcarreira/ramcloud,mrdiegoa/ramcloud,alexandermerritt/ramcloud,SMatsushi/RAMCloud,Frank-Wu/RamCloud,rstutsman/RAMCloud,behnamm/cs244b_project,alexandermerritt/ramcloud,utah-scs/RAMCloud,IMCG/RamCloud,mrdiegoa/ramcloud,matrix207/RAMCloud,anirajk/RAMCloud,DavidLi2010/ramcloud,QingkaiLu/RAMCloud,taschik/ramcloud,utah-scs/RAMCloud,QingkaiLu/RAMCloud,behnamm/cs244b_project,jcarreira/ramcloud,jcarreira/ramcloud,Frank-Wu/RamCloud,matrix207/RAMCloud,taschik/ramcloud,Frank-Wu/RamCloud,Frank-Wu/RamCloud,Frank-Wu/RamCloud,taschik/ramcloud,jblomer/ramcloud,utah-scs/RAMCloud,mrdiegoa/ramcloud,anirajk/RAMCloud,QingkaiLu/RAMCloud,SMatsushi/RAMCloud,behnamm/cs244b_project,anirajk/RAMCloud,DavidLi2010/ramcloud,utah-scs/RAMCloud,jblomer/ramcloud,SMatsushi/RAMCloud