Add N&N for 3.13 M2

Change-Id: I3ba61a2270b76b636dc8ad92d3d2aa65601e225c
diff --git a/noteworthy/3.13/_news-M2.html b/noteworthy/3.13/_news-M2.html
index d58db9e..bffc7b9 100644
--- a/noteworthy/3.13/_news-M2.html
+++ b/noteworthy/3.13/_news-M2.html
@@ -1,2 +1,40 @@
 <div>
+
+  <h2>Support for Nebula Grid cell selection</h2>
+
+  <p>
+    In this milestone we added the posibility to select one or more cells in Nebula Grid.
+  </p>
+  <p>
+    <img class="framed" alt="Grid cell selection" src="./images/cell-selection-1.png"/><br/>
+  </p>
+  <p>
+    <img class="framed" alt="Grid cell selection" src="./images/cell-selection-2.png"/><br/>
+  </p>
+  <p>
+    The selection can be made with keyboard, mouse or programmatically with the fillowing API:
+    <ul>
+      <li><code>setCellSelectionEnabled(boolean)</code></li>
+      <li><code>getCellSelectionEnabled</code></li>
+      <li><code>selectCell(Point)</code></li>
+      <li><code>selectCells(Point[])</code></li>
+      <li><code>selectAllCells()</code></li>
+      <li><code>deselectCell(Point)</code></li>
+      <li><code>deselectCells(Point[])</code></li>
+      <li><code>deselectAllCells()</code></li>
+      <li><code>getCellSelectionCount()</code></li>
+      <li><code>setCellSelection(Point)</code></li>
+      <li><code>setCellSelection(Point[])</code></li>
+      <li><code>getCellSelection()</code></li>
+      <li><code>setFocusColumn(GridColumn)</code></li>
+      <li><code>getFocusColumn()</code></li>
+      <li><code>getFocusCell()</code></li>
+      <li><code>isCellSelected(Point)</code></li>
+      <li><code>selectColumn(int)</code></li>
+      <li><code>selectColumnGroup(int)</code></li>
+      <li><code>selectColumnGroup(GridColumnGroup)</code></li>
+      <li><code>getCell(Point)</code></li>
+    </ul>
+  </p>
+
 </div>
diff --git a/noteworthy/3.13/images/cell-selection-1.png b/noteworthy/3.13/images/cell-selection-1.png
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diff --git a/noteworthy/3.13/images/cell-selection-2.png b/noteworthy/3.13/images/cell-selection-2.png
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index 0000000..6e51917
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