XUL/theme simplification changes - removing unnecessary boxes and re-writing large portions of the themes to use new -moz-border-colors and -moz-image-region css features. Also cleans up the classic skin quite a bit for both mac and win. Fixes bugs 113024, 113043, 113585, 113586, 115943, 113643, 114475, 99787, 110214, 113977, 113966, 114802, 64894, 90724, 103173, 103199, 103298, 110442, 111472, 111989, 113027, 113041, 109180, 109204, 81581, 81903, 103324, 110108, 114540, and probably more I forgot to mention. r=ben, sr=hyatt

suite/debugQA/content/debugQATextEditorShell.xul

@@ -145,8 +145,8 @@ editor.xul has these - do we need them?
       <editor type="content-primary" id="content-frame" src="about:blank" flex="1"/>
 
       <statusbar id="status-bar">
-        <statusbarpanel class="statusbarpanel-icononly" id="offline-status"/>
-        <progressmeter class="progressmeter-statusbar" statusbar="true" id="statusbar-icon" mode="normal" value="0">
+        <statusbarpanel class="statusbarpanel-iconic" id="offline-status"/>
+        <progressmeter class="progressmeter-statusbar" id="statusbar-icon" mode="normal" value="0">
             <observes element="Editor:Throbber" attribute="busy"/>
         </progressmeter>
         <statusbarpanel id="statusText" label="&statusText.label;" flex="1" crop="right"/>