Use png instead of svg

Doxyfile

@@ -40,14 +40,14 @@ PROJECT_NUMBER         =
 # for a project that appears at the top of each page and should give viewer
 # a quick idea about the purpose of the project. Keep the description short.
 
-PROJECT_BRIEF          = "HexChat IRC Client"
+PROJECT_BRIEF          =
 
 # With the PROJECT_LOGO tag one can specify an logo or icon that is
 # included in the documentation. The maximum height of the logo should not
 # exceed 55 pixels and the maximum width should not exceed 200 pixels.
 # Doxygen will copy the logo to the output directory.
 
-PROJECT_LOGO           = "share/icons/hexchat.svg"
+PROJECT_LOGO           = "src/pixmaps/hexchat.png"
 
 # The OUTPUT_DIRECTORY tag is used to specify the (relative or absolute)
 # base path where the generated documentation will be put.