CI: update README, initial Jenkins pipeline skeleton, moved dockerfiles

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

README.md

-# Private Repository for initial development on OpenAir Core-Network 5G #
+------------------------------------------------------------------------------
 
-**AMF Repository**
+                             OPENAIR-CN-5G
+ An implementation of the 5G Core network by the OpenAirInterface community.
+
+------------------------------------------------------------------------------
+
+OPENAIR-CN-5G is an implementation of the 3GPP specifications for the 5G Core Network.
+At the moment, it contains the following network elements.
+
+Each has its own repository: this repository (`oai-cn5g-amf`) is meant for the
+**Access and Mobility Management Function** (also knwon as **AMF**).
+
+# Licence info
+
+It is distributed under `OAI Public License V1.1`.
+See [OAI Website for more details](https://www.openairinterface.org/?page_id=698).
+
+The text for `OAI Public License V1.1` is also available under [LICENSE](LICENSE)
+file at the root of this repository.
+
+# Where to start
+
+The Openair-CN-5G AMF code is written, executed, and tested on UBUNTU server bionic version.
+Other Linux distributions support will be added later on.
+
+More details on the supported feature set is available on this [page](docs/FEATURE_SET.md).
+
+# Collaborative work
+
+This source code is managed through a GITLAB server, a collaborative development platform:
+
+*  URL: [https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf](https://gitlab.eurecom.fr/oai/cn5g/oai-cn5g-amf).
+
+Process is explained in [CONTRIBUTING](CONTRIBUTING.md) file.
+
+# Contribution requests
+
+In a general way, anybody who is willing can contribute on any part of the
+code in any network component.
+
+Contributions can be simple bugfixes, advices and remarks on the design,
+architecture, coding/implementation.
+
+# Release Notes
+
+They are available on the [CHANGELOG](CHANGELOG.md) file.

Dockerfile.ubuntu.18.04 → docker/Dockerfile.ubuntu.18.04

@@ -30,7 +30,7 @@
 #---------------------------------------------------------------------
 FROM ubuntu:bionic as oai-amf-builder
 
-ARG EURECOM_PROXY
+ARG NEEDED_GIT_PROXY
 
 ENV DEBIAN_FRONTEND=noninteractive
 ENV TZ=Europe
@@ -42,7 +42,7 @@ RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get upgrade --yes && DE
   && rm -rf /var/lib/apt/lists/*
 
 # Some GIT configuration commands quite useful
-RUN /bin/bash -c "if [[ -v EURECOM_PROXY ]]; then git config --global http.proxy $EURECOM_PROXY; fi"
+RUN /bin/bash -c "if [[ -v NEEDED_GIT_PROXY ]]; then git config --global http.proxy $NEEDED_GIT_PROXY; fi"
 RUN git config --global https.postBuffer 123289600
 RUN git config --global http.sslverify false