Some editorial changes and add'tl Quick Add examples

Also added a larger icon for the Help main page

help/C/cal-change-view.page

@@ -48,11 +48,11 @@
       </thead>
       <tbody>
         <tr>
-          <td><p>View events for the current week</p></td>
+          <td><p>View the calendar as weeks</p></td>
           <td><p><keyseq><key>Ctrl</key><key>W</key></keyseq></p></td>
         </tr>
         <tr>
-          <td><p>View events for the current month</p></td>
+          <td><p>View the calendar as months</p></td>
           <td><p><keyseq><key>Ctrl</key><key>M</key></keyseq></p></td>
         </tr>
         <tr>

help/C/cal-event-quick-add.page

@@ -58,6 +58,9 @@
       the event's date and time:</p>
       <p><em>Go to Jeff and Mindy's wedding on October 26th at 4:00pm</em>
       </p></item>
+      <item><p>You can also define how long the event takes place:</p>
+      <p><em>Visit Alice at office on November 1st from 1pm to 2:30pm</em>
+      </p></item>
     </list>
 
     <list ui:expanded="false">
@@ -65,6 +68,7 @@
       <item><p><em>Take out the trash every Tuesday at 7:30am</em></p></item>
       <item><p><em>Swimming class every Tuesday and Thursday at 6:00pm</em></p>
       </item>
+      <item><p><em>Meet at Barney's every Monday at 9am until December 1st</em></p></item>
     </list>
     </item>
     
@@ -79,7 +83,7 @@
 
   <note style="tip"><p>By default, the <em>Quick Add</em> feature will create
   events that last for one hour. You may wish to adjust the duration of your
-  events. See the <link href="cal-event-edit.page">Edit an Event</link>
+  events or add additional details. See the <link href="cal-event-edit.page">Edit an Event</link>
   page for more information about editing events.</p></note>
   </section>
 </page>

help/C/cal-shortcut-keys.page

@@ -41,15 +41,15 @@
       </thead>
       <tbody>
         <tr>
-          <td><p>Reset the view to highlight events for the current day</p></td>
+          <td><p>Reset the view to highlight the current day</p></td>
           <td><p><keyseq><key>Ctrl</key><key>T</key></keyseq></p></td>
         </tr>
         <tr>
-          <td><p>View events for the current week</p></td>
+          <td><p>View the calendar as weeks</p></td>
           <td><p><keyseq><key>Ctrl</key><key>W</key></keyseq></p></td>
         </tr>
         <tr>
-          <td><p>View events for the current month</p></td>
+          <td><p>View the calendar as months</p></td>
           <td><p><keyseq><key>Ctrl</key><key>M</key></keyseq></p></td>
         </tr>
 
@@ -69,6 +69,18 @@
           <td><p>Open the list of calendars</p></td>
           <td><p><keyseq><key>Ctrl</key><key>L</key></keyseq></p></td>
         </tr>
+        <tr>
+          <td><p>Increase the font size</p></td>
+          <td><p><keyseq><key>+</key></keyseq></p></td>
+        </tr>
+        <tr>
+          <td><p>Decrease the font size</p></td>
+          <td><p><keyseq><key>-</key></keyseq></p></td>
+        </tr>
+        <tr>
+          <td><p>Reset the font size</p></td>
+          <td><p><keyseq><key>*</key></keyseq></p></td>
+        </tr>
         <tr>
           <td><p>Quit the application</p></td>
           <td><p><keyseq><key>Ctrl</key><key>Q</key></keyseq></p></td>