Changed esamesync uid and gid; the previous ones were taken by mongod.

install-labmanager.sh

@@ -117,7 +117,7 @@ mkdir -p /local
 mkdir -p ${ESAME_DIR}
 
 #useradd -b /local -m -u 968 -U -g 968 -r    esamesync
-myuseradd esamesync 968 968
+myuseradd esamesync 451 451
 myuseradd esame
 myuseradd moodle
 myuseradd rdesktop