Updated New & Noteworthy for Mars M6

Change-Id: I7597de53c1bb2eab588530653eb120479521f764
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 <body>
 
 	<h1>Graphiti &quot;New and Noteworthy&quot; for Eclipse Mars</h1>
-	<p>Last revised February 03, 2015</p>
+	<p>Last revised March 24, 2015</p>
 	<p>This document describes the new development topics that were
 		addressed during the milestones towards the release 0.12.0 within the
 		Mars release train.</p>
 	<!-- --------------------------------- Table ----------------------------------------- -->
 	<table border="0" cellpadding="10" cellspacing="0" class="news"
 		width="600">
+		<!-- ---------------------------------------- M6 ------------------------------- -->
+		<tr>
+			<td colspan="2">
+				<h2>M6</h2>
+			</td>
+		</tr>
+		<tr>
+			<td colspan="2">The main focus for this milestone has been set
+				on fixing bugs and small round-offs.</td>
+		</tr>
+		<tr id="bug 433779">
+			<td class="title"><a
+				href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=433779">Behavior
+					classes rework</a></td>
+			<td class="content">The class <i>DiagramBehavior</i> and <i>DiagramRefreshBehavior</i>
+				have been reworked to allow for easier subclassing and overriding.
+				Some before protected or private members and methods are now
+				accessible from subclasses and/or other behavior classes. This is a
+				<b>minor API change</b>.
+			</td>
+		</tr>
+		<tr id="bug 460019">
+			<td class="title"><a
+				href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=460019">Bug
+					460019</a></td>
+			<td class="content">A bug in one of the translatable texts has
+				been fixed.</td>
+		</tr>
+		<tr id="bug 460486">
+			<td class="title"><a
+				href="https://bugs.eclipse.org/bugs/show_bug.cgi?id=460486">Bug
+					460486</a></td>
+			<td class="content">A bug in one of the translatable texts has
+				been fixed.</td>
+		</tr>
 		<!-- ---------------------------------------- M5 ------------------------------- -->
 		<tr>
 			<td colspan="2">