renamed bmp images to png (only type supported)

added all images to widget documentation
fixed some spelling / formatting errors

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@2226 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/nvidia-widgets/doc/nvwidgets/uicontext.endpanel.html

@@ -14,7 +14,7 @@
 </tr>
 </table>
 <h1>UIContext.endPanel</h1>
-<p></p>
+<p>Panel positioning widget</p>
 <h2>Declaration</h2>
 <p>Source position: nvWidgets.pas line 346</p>
 <table cellpadding="0" cellspacing="0">
@@ -22,5 +22,8 @@
 <td><p><tt><span class="code"> <span class="kw">public</span> <span class="kw">procedure</span> <a href="../nvwidgets/uicontext.html">UIContext</a><span class="sym">.</span>endPanel<span class="sym">;</span></span></tt></p></td>
 </tr>
 </table>
+<h2>Description</h2>
+<img alt="" src="../images/panel.png">
+
 </body>
 </html>