Improve api doc generation

- Touch up title text
 - Add 'header' (shows up in upper right and left of frameset)
 - Ensure @author attribution shows up (not true by default!)
 - Remove now-obsolete custom Javadoc CSS and background image

src/api/spring-javadoc.css

@@ -1,178 +0,0 @@
-/* stylesheet.css 2008/04/22 nicolekonicki */
-
-/*
- *
- * Spring-specific Javadoc style sheet
- *
- */
-
-
-
-.code 
-{
-	border: 1px solid black;
-	background-color: #F4F4F4;
-	padding: 5px;
-}
-
-body 
-{
-	font: 12px Verdana, Arial, Helvetica, "Bitstream Vera Sans", sans-serif;
-	background-color: #fff;
-	color: #333;
-}
-
-
-/* Link colors */
-a 
-{
-	color:#2c7b14;
-	text-decoration:none; 
-}
-
-a:hover 
-{
-	text-decoration:underline;
-}
-
-/* Headings */
-h1 
-{ 
-	font-size:28px;
-	color:#007c00; 
-}
-
-/* Table colors */
-
-table
-{
-	border:none;
-}
-
-td
-{
-	border:none;
-	border-bottom:1px dotted #ddd;
-}
-
-th
-{
-	border:none;
-}
-
-.TableHeadingColor th
-{
-	background-color: #efffcb;
-	background-image: url(doc-files/th-background.png);
-	background-repeat: repeat-x;
-	color:#fff;
-	font-size:14px;
-	height:26px;
-}
-
-.TableSubHeadingColor  
-{ 
-	background: #f7ffee;
-
-} 
-.TableRowColor         
-{ 
-	background: #fff;
-}
-
-.TableRowColor a      
-{ 
-	border-bottom:none;
-	color:#2c7b14;
-	font-weight:normal;
-}
-
-tr.TableRowColor:hover
-{
-	background:#eef2e1;
-}
-
- 
-/* Font used in left-hand frame lists */
-.FrameTitleFont   
-{ 
-	font-size: 120%; 
-	font-weight:bold;
-}
-
-.FrameTitleFont a   
-{  
-	color: #333;
-}
-
-.FrameHeadingFont 
-{ 
-	font-weight: bold;
-	font-size:95%;
-}
-
-.FrameItemFont    
-{ 
-	line-height:130%;
-	font-size: 95%; 
-}
-
-.FrameItemFont a
-{
-	color:#333;
-}
-
-.FrameItemFont a:hover
-{
-	color:#249901;
-	border-bottom:none;
-	text-decoration:underline;
-}
-
-/* Navigation bar fonts and colors */
-.NavBarCell1    
-{ 
-	background-color:#fff;
-	border:none;
-} 
-
-.NavBarCell1Rev 
-{ 
-	background-color:#e3faa5;
-	border:1px solid #9ad00c;
-	padding:0;
-	margin:0;
-} 
-
-.NavBarCell1 a  
-{ 
-	color:#333;
-	text-decoration:none;
-}
-
-.NavBarFont1Rev 
-{ 
-
-}
-
-.NavBarCell2
-{
-	border:none;
-}
-
-.NavBarCell2 a    
-{ 
-	color:#249901;
-	font-size:90%;
-}
-
-.NavBarCell3    
-{ 
-	border:none;
-}
-
-/* Override sizes in font tags */
-font
-{
-	font: inherit !important;
-}