Introducing optional ability to secure the ONOS karaf shell and to use raw ssh client.

Change-Id: I48cfc922eaf980d1cb8b9182b26999ce3c26b667
diff --git a/tools/package/bin/onos-client b/tools/package/bin/onos-client
new file mode 100755
index 0000000..2a37087
--- /dev/null
+++ b/tools/package/bin/onos-client
@@ -0,0 +1,17 @@
+#!/bin/bash
+# -----------------------------------------------------------------------------
+# ONOS command-line client that uses the built-in Apache Karaf client.
+# -----------------------------------------------------------------------------
+
+if [ -z "${JAVA_HOME}" ]; then
+    if [ -x /usr/libexec/java_home ]; then
+        export JAVA_HOME=$(/usr/libexec/java_home -v 1.8)
+    elif [ -d /usr/lib/jvm/java-8-oracle ]; then
+        export JAVA_HOME="/usr/lib/jvm/java-8-oracle"
+    elif [ -d /usr/lib/jvm/java-7-openjdk-amd64 ]; then
+        export JAVA_HOME="/usr/lib/jvm/java-7-openjdk-amd64"
+    fi
+fi
+
+cd $(dirname $0)/../apache-karaf-$KARAF_VERSION/bin
+./client -h localhost -u karaf "$@"