update Dockerfile

1.3.0/Dockerfile

@@ -5,7 +5,7 @@ RUN apt-get update && apt-get install -yq git vim build-essential dhcping
 RUN apt-get update && apt-get install -yq dh-autoreconf automake
 RUN apt-get update && apt-get install -yq libssl-dev liblog4cplus-dev libboost-dev libmysqlclient-dev libboost-all-dev mysql-client wget
 
-RUN wget https://www.isc.org/downloads/file/kea-1-3-0/?version=tar-gz
+RUN wget -O kea-1.3.0.tar.gz https://www.isc.org/downloads/file/kea-1-3-0/?version=tar-gz
 RUN tar -zxvf kea-1.3.0.tar.gz
 RUN mv kea-1.3.0 /opt/kea
 

1.4.0/Dockerfile

@@ -5,7 +5,7 @@ RUN apt-get update && apt-get install -yq git vim build-essential dhcping
 RUN apt-get update && apt-get install -yq dh-autoreconf automake
 RUN apt-get update && apt-get install -yq libssl-dev liblog4cplus-dev libboost-dev libmysqlclient-dev libboost-all-dev mysql-client wget
 
-RUN wget https://www.isc.org/downloads/file/kea-1-4-0-p1/?version=tar-gz
+RUN wget -O kea-1.4.0-P1.tar.gz https://www.isc.org/downloads/file/kea-1-4-0-p1/?version=tar-gz
 RUN tar -zxvf kea-1.4.0-P1.tar.gz
 RUN mv kea-1.4.0-P1 /opt/kea