Bug 550656 - [Releng] 2019-12 traceability

- Update the release references and news

Change-Id: Ic365fd28b91f0477d696db3d6e3df53118798f01
Signed-off-by: Quentin Le Menez <quentin.lemenez@cea.fr>
diff --git a/download.html b/download.html
index 19de069..e79240e 100644
--- a/download.html
+++ b/download.html
@@ -123,6 +123,12 @@
                     </a>
                     <div id="member1" class="panel-collapse collapse in" role="tabpanel">
                         <div class="panel-body panel-body-custom">
+                            <p class="text-justify"><b>Eclipse Papyrus 2019-12 (4.6.X)</b></p>
+
+                            <ul class="text-justify">
+                                <li><a href="http://download.eclipse.org/modeling/mdt/papyrus/updates/releases/2019-12">http://download.eclipse.org/modeling/mdt/papyrus/updates/releases/2019-12</a></li>
+                            </ul>
+                        
                             <p class="text-justify"><b>Eclipse Papyrus 2019-09 (4.5.X)</b></p>
 
                             <ul class="text-justify">
@@ -226,12 +232,6 @@
                             <ul class="text-justify">
                                 <li><a href="http://download.eclipse.org/modeling/mdt/papyrus/updates/nightly/master">http://download.eclipse.org/modeling/mdt/papyrus/updates/nightly/master</a></li>
                             </ul>
-
-                            <p class="text-justify"><b>Oxygen (3.X.0)</b></p>
-
-                            <ul class="text-justify">
-                                <li><a href="http://download.eclipse.org/modeling/mdt/papyrus/updates/nightly/oxygen">http://download.eclipse.org/modeling/mdt/papyrus/updates/nightly/oxygen</a></li>
-                            </ul>
                         </div>
                     </div>
                 </div>
@@ -257,50 +257,6 @@
                     <div class="panel panel-default panel-default-custom">
 
                         <div class="panel-heading">
-                            <b>2019-03 release (4.3.0)</b>
-                        </div>
-                        <div class="panel-body panel-body-custom">
-                            <p>
-                                <img src="img/win.png" alt="Windows">&nbsp;:&nbsp;
-                               <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-03/4.3.0/papyrus-2019-03-4.3.0-win64.zip'">64 Bits</button>
-                            </p>
-                            <p>
-                                <img src="img/linux.png" alt="Linux">&nbsp;:&nbsp;
-                               <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-03/4.3.0/papyrus-2019-03-4.3.0-linux64.tar.gz'">64 Bits</button>
-                            </p>
-                            <p>
-                                <img src="img/osx.png" alt="OS X">&nbsp;:&nbsp;
-                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-03/4.3.0/papyrus-2019-03-4.3.0-macosx64.tar.gz'">64 Bits</button>
-                            </p>
-                        </div>
-                    </div>
-                </div>
-                <div class="col-md-6">
-                    <div class="panel panel-default panel-default-custom">
-
-                        <div class="panel-heading">
-                            <b>2019-06 release (4.4.0)</b>
-                        </div>
-                        <div class="panel-body panel-body-custom">
-                            <p>
-                                <img src="img/win.png" alt="Windows">&nbsp;:&nbsp;
-                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-06/4.4.0/papyrus-2019-06-4.4.0-win64.zip'">64 Bits</button>
-                            </p>
-                            <p>
-                                <img src="img/linux.png" alt="Linux">&nbsp;:&nbsp;
-                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-06/4.4.0/papyrus-2019-06-4.4.0-linux64.tar.gz'">64 Bits</button>
-                            </p>
-                            <p>
-                                <img src="img/osx.png" alt="OS X">&nbsp;:&nbsp;
-                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-06/4.4.0/papyrus-2019-06-4.4.0-macosx64.tar.gz'">64 Bits</button>
-                            </p>
-                        </div>
-                    </div>
-                </div>
-                <div class="col-md-6">
-                    <div class="panel panel-default panel-default-custom">
-
-                        <div class="panel-heading">
                             <b>2019-09 release (4.5.0)</b>
                         </div>
                         <div class="panel-body panel-body-custom">
@@ -319,6 +275,28 @@
                         </div>
                     </div>
                 </div>
+                <div class="col-md-6">
+                    <div class="panel panel-default panel-default-custom">
+
+                        <div class="panel-heading">
+                            <b>2019-12 release (4.6.0)</b>
+                        </div>
+                        <div class="panel-body panel-body-custom">
+                            <p>
+                                <img src="img/win.png" alt="Windows">&nbsp;:&nbsp;
+                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-12/4.6.0/papyrus-2019-12-4.6.0-win64.zip'">64 Bits</button>
+                            </p>
+                            <p>
+                                <img src="img/linux.png" alt="Linux">&nbsp;:&nbsp;
+                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-12/4.6.0/papyrus-2019-12-4.6.0-linux64.tar.gz'">64 Bits</button>
+                            </p>
+                            <p>
+                                <img src="img/osx.png" alt="OS X">&nbsp;:&nbsp;
+                                <button type="button" class="btn btn-lg btn-success custom-success-btn" onclick="location.href='https://www.eclipse.org/downloads/download.php?file=/modeling/mdt/papyrus/rcp/2019-12/4.6.0/papyrus-2019-12-4.6.0-macosx64.tar.gz'">64 Bits</button>
+                            </p>
+                        </div>
+                    </div>
+                </div>                
             </div>
             
 
@@ -331,7 +309,7 @@
                     <div class="panel panel-default panel-default-custom">
 
                         <div class="panel-heading">
-                            <b>2019-12 (4.6.0) nightly</b>
+                            <b>2020-03 (4.7.0) nightly</b>
                         </div>
                         
                         <div class="panel-body panel-body-custom">
diff --git a/news/news.xml b/news/news.xml
index 0940d25..1dcced0 100644
--- a/news/news.xml
+++ b/news/news.xml
@@ -16,6 +16,16 @@
 -->
 <news>
     <item
+        date="2019-12-18"
+        title="Papyrus 4.6.0 2019-12 Released"
+        link="http://projects.eclipse.org/projects/modeling.mdt.papyrus/releases/4.6.0">
+        <p>
+            The Eclipse Papyrus 4.6.0 2019-12 release is now available!
+            Go to the <a href="https://www.eclipse.org/papyrus/download.html#accordion">Download page</a> to install it as an update site or a zip archive. 
+            The associated RCP is available from the <a href="https://www.eclipse.org/papyrus/download.html#rcp">RCP download page</a> as well.
+        </p>
+    </item>
+    <item
         date="2019-09-24"
         title="Papyrus 4.5.0 2019-09 Released"
         link="http://projects.eclipse.org/projects/modeling.mdt.papyrus/releases/4.5.0">