Add dependencies

Dockerfile

@@ -4,11 +4,11 @@ ENV APP_NAME="iDRAC 6" \
     IDRAC_PORT=443
 
 RUN apt-get update && \
-    apt-get install -y software-properties-common && \
+    apt-get install -y software-properties-common wget && \
     add-apt-repository ppa:openjdk-r/ppa && \
     apt-get update && \
     apt-get install -y openjdk-7-jdk && \
-    && rm -rf /var/lib/apt/lists/*
+    rm -rf /var/lib/apt/lists/*
 
 RUN mkdir /app && \
     chown ${USER_ID}:${GROUP_ID} /app