add license header

tests/gossip/run_gossip.sh

@@ -1,5 +1,16 @@
 #!/bin/bash
 
+#  Copyright 2018 Banco Bilbao Vizcaya Argentaria, S.A.
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#      http://www.apache.org/licenses/LICENSE-2.0
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
 master="127.0.0.1:9000"
 go run $GOPATH/src/github.com/bbva/qed/main.go agent  -k key -l silent --bind $master  --node 0 --role server &
 pids[0]=$!