Added an "autosave" option that assumes you wish to save the current

picture during Quit.  (Additionally, after saving during Quit or Open,
it no longer shows 'success' pop-up that must be dismissed.)
(Addresses SourceForge RFE #1680500)

docs/CHANGES.txt

@@ -15,6 +15,12 @@ $Id$
     -----------------------
     * Mouse cursor can be hidden (e.g., using "--hidecursor"), useful on
       touchscreen devices like tablet PCs or the Nokia Mameo devices.
+      (Addresses SourceForge RFE #1673344)
+
+    * Added an "autosave" option that assumes you wish to save the current
+      picture during Quit.  (Additionally, after saving during Quit or Open,
+      it no longer shows 'success' pop-up that must be dismissed.)
+      (Addresses SourceForge RFE #1680500)
 
   * Tool Improvements:
     ------------------

docs/OPTIONS.txt

@@ -333,6 +333,11 @@ Windows Users
              situations where the program is only being used for fun, or in a
              test environment.
 
+     autosave=yes
+
+     This prevents Tux Paint from asking whether you want to save the current
+     picture when quitting, and assumes you do.
+
      startblank=yes
              This causes Tux Paint to display a blank canvas when it first
              starts up, rather than loading the last image that was being
@@ -569,6 +574,7 @@ Windows Users
        --saveover
        --saveovernew
        --nosave
+       --autosave
        --lang LANGUAGE
                These enable or correspond to the configuration file options
                described above.
@@ -599,6 +605,7 @@ Windows Users
        --mouse
        --saveoverask
        --save
+       --noautosave
                These options can be used to override any settings made in the
                configuration file. (If the option isn't set in the
                configuration file(s), no overriding option is necessary.)

docs/html/OPTIONS.html

@@ -413,6 +413,12 @@ New Breed Software</p>
     fun, or in a test environment.
   </dd>
 
+  <dt><code><b>autosave=yes</b></code></dt>
+  <dt>
+    This prevents Tux&nbsp;Paint from asking whether you want to save
+    the current picture when quitting, and assumes you do.
+  </dt>
+
   <dt><code><b>startblank=yes</b></code</dt>
   <dd>
     This causes Tux&nbsp;Paint to display a blank canvas when it first
@@ -886,6 +892,7 @@ New Breed Software</p>
     --saveover<br>
     --saveovernew<br>
     --nosave<br>
+    --autosave<br>
     --lang&nbsp;<i>LANGUAGE</i><br>
     </b></code></dt>
     <dd>
@@ -919,6 +926,7 @@ New Breed Software</p>
     --mouse<br>
     --saveoverask<br>
     --save<br>
+    --noautosave<br>
     </b></code></dt>
     <dd>
       These options can be used to override any settings made in