doxygen: disable header/footer/stylesheet

They dont work at all and trash the output totally
also they are unmaintained -> that is if you want to maintain them
contact us !

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

doc/Doxyfile

@@ -800,13 +800,13 @@ HTML_FILE_EXTENSION    = .html
 # each generated HTML page. If it is left blank doxygen will generate a
 # standard header.
 
-HTML_HEADER            = doc/doxy/header.html
+#HTML_HEADER            = doc/doxy/header.html
 
 # The HTML_FOOTER tag can be used to specify a personal HTML footer for
 # each generated HTML page. If it is left blank doxygen will generate a
 # standard footer.
 
-HTML_FOOTER            = doc/doxy/footer.html
+#HTML_FOOTER            = doc/doxy/footer.html
 
 # The HTML_STYLESHEET tag can be used to specify a user-defined cascading
 # style sheet that is used by each HTML page. It can be used to
@@ -815,7 +815,7 @@ HTML_FOOTER            = doc/doxy/footer.html
 # the style sheet file to the HTML output directory, so don't put your own
 # stylesheet in the HTML output directory as well, or it will be erased!
 
-HTML_STYLESHEET        = doc/doxy/doxy_stylesheet.css
+#HTML_STYLESHEET        = doc/doxy/doxy_stylesheet.css
 
 # The HTML_COLORSTYLE_HUE tag controls the color of the HTML output.
 # Doxygen will adjust the colors in the stylesheet and background images
@@ -825,7 +825,7 @@ HTML_STYLESHEET        = doc/doxy/doxy_stylesheet.css
 # 180 is cyan, 240 is blue, 300 purple, and 360 is red again.
 # The allowed range is 0 to 359.
 
-HTML_COLORSTYLE_HUE    = 120
+#HTML_COLORSTYLE_HUE    = 120
 
 # The HTML_COLORSTYLE_SAT tag controls the purity (or saturation) of
 # the colors in the HTML output. For a value of 0 the output will use