Feature 10296 Pip Standardization

Creates standard template for tox.ini
Introduces 'safety' for listing upstream CVEs
Pins all versions of all upstream modules

Change-Id: I20f3b8b1c386aa03ebbec37ab74bc106451328d1
Signed-off-by: beierlm <mark.beierl@canonical.com>
diff --git a/requirements.in b/requirements.in
new file mode 100644
index 0000000..44fea8b
--- /dev/null
+++ b/requirements.in
@@ -0,0 +1,25 @@
+# Copyright 2019 ETSI OSM
+#
+# All Rights Reserved.
+#
+#    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.
+
+Click
+jinja2
+packaging
+prettytable
+pycurl
+python-magic
+pyyaml
+requests
+verboselogs