implemented ics export by email

rowers/templates/icsemail.html

@@ -0,0 +1,14 @@
+{% extends "emailbase.html" %}
+
+{% block body %}
+  <p>Dear <strong>{{ first_name }}</strong>,</p>
+
+<p>
+  Please find attached the requested ICS Calendar file. You can import
+  this file to your calendar app.
+</p>
+
+<p>
+  Best Regards, the Rowsandall Team
+</p>
+{% endblock %}

rowers/templates/plannedsessions.html

@@ -129,7 +129,12 @@
       <a 
         href="/rowers/sessions/print/user/{{ rower.user.id }}/?when={{ timeperiod }}">
         Print View</a>
+      &nbsp;
+      <a
+        href="/rowers/sessions/sendcalendar/user/{{ rower.user.id }}/?when={{ timeperiod }}">
+        Get Calendar File</a>
     </p>
+    
   </li>
   <li class="grid_4">
     {% if unmatchedworkouts %}