docs: update calendar, add news and link release notes to 17.3.4

Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
diff --git a/docs/index.html b/docs/index.html
index 33fc5cf..4fca33b 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -16,6 +16,12 @@
 
 <h1>News</h1>
 
+<h2>February 15, 2018</h2>
+<p>
+<a href="relnotes/17.3.4.html">Mesa 17.3.4</a> is released.
+This is a bug-fix release.
+</p>
+
 <h2>January 18, 2018</h2>
 <p>
 <a href="relnotes/17.3.3.html">Mesa 17.3.3</a> is released.
diff --git a/docs/release-calendar.html b/docs/release-calendar.html
index 74c9802..b920832 100644
--- a/docs/release-calendar.html
+++ b/docs/release-calendar.html
@@ -39,20 +39,14 @@
 <th>Notes</th>
 </tr>
 <tr>
-<td rowspan="3">17.3</td>
-<td>2018-01-26</td>
-<td>17.3.4</td>
-<td>Emil Velikov</td>
-<td></td>
-</tr>
-<tr>
-<td>2018-02-09</td>
+<td rowspan="2">17.3</td>
+<td>2018-02-23</td>
 <td>17.3.5</td>
 <td>Juan A. Suarez Romero</td>
 <td></td>
 </tr>
 <tr>
-<td>2018-02-23</td>
+<td>2018-03-09</td>
 <td>17.3.6</td>
 <td>Juan A. Suarez Romero</td>
 <td>Final planned release for the 17.3 series</td>
diff --git a/docs/relnotes.html b/docs/relnotes.html
index 94ed614..6c59782 100644
--- a/docs/relnotes.html
+++ b/docs/relnotes.html
@@ -21,6 +21,7 @@
 </p>
 
 <ul>
+<li><a href="relnotes/17.3.4.html">17.3.4 release notes</a>
 <li><a href="relnotes/17.3.2.html">17.3.3 release notes</a>
 <li><a href="relnotes/17.3.2.html">17.3.2 release notes</a>
 <li><a href="relnotes/17.2.8.html">17.2.8 release notes</a>