Remove bash version of installer

Since bash version of offline installer is not supported in Casablanca
release this change removes it and provides small refactor of offline
resource building scripts.

Change-Id: I953733edc31e994da123b7f0b1c502e156676669
Issue-ID: OOM-1597
Signed-off-by: Milan Verespej <m.verespej@partner.samsung.com>
diff --git a/build/creating_data/download-bin-tools.sh b/build/creating_data/download-bin-tools.sh
new file mode 100755
index 0000000..a008751
--- /dev/null
+++ b/build/creating_data/download-bin-tools.sh
@@ -0,0 +1,48 @@
+#   COPYRIGHT NOTICE STARTS HERE
+#
+#   Copyright 2018 © Samsung Electronics Co., Ltd.
+#
+#   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.
+#
+#   COPYRIGHT NOTICE ENDS HERE
+
+outdir="$1"
+if [[ -z "$outdir" ]]; then
+    echo "Missing arg outdir"
+    exit 1
+fi
+
+
+mkdir -p "$outdir"
+cd "$outdir"
+
+download() {
+    url="$1"
+    url_file="${url%%\?*}"
+    file=$(basename "$url_file")
+    echo "Downloading $url"
+    curl --retry 5 -y 10 -Y 10 --location  "$url" -o "$file"
+}
+
+download "https://storage.googleapis.com/kubernetes-release/release/v1.8.10/bin/linux/amd64/kubectl"
+
+download "https://storage.googleapis.com/kubernetes-helm/helm-v2.8.2-linux-amd64.tar.gz"
+tar -xf ./helm-v2.8.2-linux-amd64.tar.gz linux-amd64/helm -O > helm
+rm ./helm-v2.8.2-linux-amd64.tar.gz
+
+download "https://github.com/rancher/cli/releases/download/v0.6.7/rancher-linux-amd64-v0.6.7.tar.gz"
+tar -xf ./rancher-linux-amd64-v0.6.7.tar.gz ./rancher-v0.6.7/rancher -O > rancher
+rm ./rancher-linux-amd64-v0.6.7.tar.gz
+
+
+chmod a+x ./helm ./kubectl ./rancher