client: convert int to string, before appending to string
client: convert int to string, before appending to string

jswrenn/xtreemfs,harnesscloud/xtreemfs,rbaerzib/xtreemfs,stanik137/xtreemfs,jswrenn/xtreemfs,rbaerzib/xtreemfs,kleingeist/xtreemfs,rbaerzib/xtreemfs,kleingeist/xtreemfs,rbaerzib/xtreemfs,kleingeist/xtreemfs,rbaerzib/xtreemfs,rbaerzib/xtreemfs,stanik137/xtreemfs,harnesscloud/xtreemfs,harnesscloud/xtreemfs,kleingeist/xtreemfs,jswrenn/xtreemfs,harnesscloud/xtreemfs,stanik137/xtreemfs,jswrenn/xtreemfs,stanik137/xtreemfs,kleingeist/xtreemfs,stanik137/xtreemfs,harnesscloud/xtreemfs,jswrenn/xtreemfs,jswrenn/xtreemfs,jswrenn/xtreemfs,stanik137/xtreemfs,stanik137/xtreemfs,kleingeist/xtreemfs,rbaerzib/xtreemfs,stanik137/xtreemfs,rbaerzib/xtreemfs,kleingeist/xtreemfs,harnesscloud/xtreemfs,jswrenn/xtreemfs,harnesscloud/xtreemfs,harnesscloud/xtreemfs,kleingeist/xtreemfs