Fix small mistakes in the wrapper start scripts

scripts/start_client

@@ -35,9 +35,9 @@ if [ -n "${use_etf}" ] && [ -n "${use_pfast}" ]; then
 fi
 
 if [ -n "${use_etf}" ]; then
-  create_qdisc -e $delta;
+  ./create_qdisc -e $delta;
   ../packet-exchange/build/client_arm -ae -p 99 -q 7 -f eth0 -i $interval 192.168.99.25;
 elif [ -n "${use_pfast}" ]; then
-  create_qdisc -p;
+  ./create_qdisc -p;
   ../packet-exchange/build/client_arm -a -p 99 -q 1 -f eth0 -i $interval 192.168.99.25;
 fi

scripts/start_server

@@ -25,6 +25,6 @@ if [ -n "${use_tcpdump}" ]; then
   ./tcpdump -c $nb_packets -i eth0 -w tmp.pcap -tt --time-stamp-precision=nano udp port 50000;
   ./tshark -r tmp.pcap --disable-protocol dcp-etsi --disable-protocol dcp-pft -t e -E separator=, -T fields -e frame.number -e frame.time_epoch -e data.data > tmp.out;
   ./txtime_stats.py -f tmp.out;
-else; then
+else then
   ../packet-exchange/build/server_arm -a -p 99;
 fi