Add a few more items to the TODO list. Specifically

* Optional dependencies (will use if present but fine if not present)
* Converting Ant1.x mail tasks to myrmidon


git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@272109 13f79535-47bb-0310-9956-ffa450edef68

proposal/myrmidon/docs/todo.html

@@ -82,6 +82,35 @@
             sections describe some of the many things which still need to be done to
             achieve that goal.  This list is currently under construction.</p>
                                   <table border="0" cellspacing="0" cellpadding="2" width="100%">
+    <tr><td bgcolor="#828DA6">
+      <font color="#ffffff" face="arial,helvetica,sanserif">
+        <a name="Optional Dependencies"><strong>Optional Dependencies</strong></a>
+      </font>
+    </td></tr>
+    <tr><td>
+      <blockquote>
+                        <p>Extend Myrmidons library management facilities so that optional
+                dependencies may be declared for a library. ie The library will still
+                operate in absence of such libraries but can provide further features
+                if these libraries are present. Most likely this will be done via a
+                new manifest entry "Optional-Extension-List:" that behaves similar
+                to "Extension-List:" except that the extensions are optional.</p>
+                    </blockquote>
+    </td></tr>
+  </table>
+                                  <table border="0" cellspacing="0" cellpadding="2" width="100%">
+    <tr><td bgcolor="#828DA6">
+      <font color="#ffffff" face="arial,helvetica,sanserif">
+        <a name="Mail tasks"><strong>Mail tasks</strong></a>
+      </font>
+    </td></tr>
+    <tr><td>
+      <blockquote>
+                        <p>Convert the ant1.x Mail tasks to myrmidon.</p>
+                    </blockquote>
+    </td></tr>
+  </table>
+                                  <table border="0" cellspacing="0" cellpadding="2" width="100%">
     <tr><td bgcolor="#828DA6">
       <font color="#ffffff" face="arial,helvetica,sanserif">
         <a name="Security Manager"><strong>Security Manager</strong></a>

proposal/myrmidon/src/xdocs/todo.xml

@@ -14,6 +14,22 @@
             sections describe some of the many things which still need to be done to
             achieve that goal.  This list is currently under construction.</p>
 
+            <subsection name="Optional Dependencies">
+
+                <p>Extend Myrmidons library management facilities so that optional
+                dependencies may be declared for a library. ie The library will still
+                operate in absence of such libraries but can provide further features
+                if these libraries are present. Most likely this will be done via a
+                new manifest entry "Optional-Extension-List:" that behaves similar
+                to "Extension-List:" except that the extensions are optional.</p>
+
+            </subsection>
+
+            <subsection name="Mail tasks">
+
+                <p>Convert the ant1.x Mail tasks to myrmidon.</p>
+
+            </subsection>
 
             <subsection name="Security Manager">
                 <p>Add the ability to run java programs that call System.exit() by adding a