Disable some unused documentation features

Doxyfile

@@ -457,7 +457,7 @@ HIDE_SCOPE_NAMES       = NO
 # will put a list of the files that are included by a file in the documentation
 # of that file.
 
-SHOW_INCLUDE_FILES     = YES
+SHOW_INCLUDE_FILES     = NO
 
 # If the FORCE_LOCAL_INCLUDES tag is set to YES then Doxygen
 # will list include files with double quotes in the documentation
@@ -563,13 +563,13 @@ MAX_INITIALIZER_LINES  = 30
 # at the bottom of the documentation of classes and structs. If set to YES the
 # list will mention the files that were used to generate the documentation.
 
-SHOW_USED_FILES        = YES
+SHOW_USED_FILES        = NO
 
 # Set the SHOW_FILES tag to NO to disable the generation of the Files page.
 # This will remove the Files entry from the Quick Index and from the
 # Folder Tree View (if specified). The default is YES.
 
-SHOW_FILES             = YES
+SHOW_FILES             = NO
 
 # Set the SHOW_NAMESPACES tag to NO to disable the generation of the
 # Namespaces page.
@@ -1234,7 +1234,7 @@ MATHJAX_EXTENSIONS     =
 # typically be disabled. For large projects the javascript based search engine
 # can be slow, then enabling SERVER_BASED_SEARCH may provide a better solution.
 
-SEARCHENGINE           = YES
+SEARCHENGINE           = NO
 
 # When the SERVER_BASED_SEARCH tag is enabled the search engine will be
 # implemented using a web server instead of a web client using Javascript.
@@ -1654,7 +1654,7 @@ PERL_PATH              = /usr/bin/perl
 # this option also works with HAVE_DOT disabled, but it is recommended to
 # install and use dot, since it yields more powerful graphs.
 
-CLASS_DIAGRAMS         = YES
+CLASS_DIAGRAMS         = NO
 
 # You can define message sequence charts within doxygen comments using the \msc
 # command. Doxygen will then run the mscgen tool (see
@@ -1711,19 +1711,19 @@ DOT_FONTPATH           =
 # indirect inheritance relations. Setting this tag to YES will force the
 # CLASS_DIAGRAMS tag to NO.
 
-CLASS_GRAPH            = YES
+CLASS_GRAPH            = NO
 
 # If the COLLABORATION_GRAPH and HAVE_DOT tags are set to YES then doxygen
 # will generate a graph for each documented class showing the direct and
 # indirect implementation dependencies (inheritance, containment, and
 # class references variables) of the class with other documented classes.
 
-COLLABORATION_GRAPH    = YES
+COLLABORATION_GRAPH    = NO
 
 # If the GROUP_GRAPHS and HAVE_DOT tags are set to YES then doxygen
 # will generate a graph for groups, showing the direct groups dependencies
 
-GROUP_GRAPHS           = YES
+GROUP_GRAPHS           = NO
 
 # If the UML_LOOK tag is set to YES doxygen will generate inheritance and
 # collaboration diagrams in a style similar to the OMG's Unified Modeling
@@ -1750,14 +1750,14 @@ TEMPLATE_RELATIONS     = NO
 # file showing the direct and indirect include dependencies of the file with
 # other documented files.
 
-INCLUDE_GRAPH          = YES
+INCLUDE_GRAPH          = NO
 
 # If the ENABLE_PREPROCESSING, SEARCH_INCLUDES, INCLUDED_BY_GRAPH, and
 # HAVE_DOT tags are set to YES then doxygen will generate a graph for each
 # documented header file showing the documented files that directly or
 # indirectly include this file.
 
-INCLUDED_BY_GRAPH      = YES
+INCLUDED_BY_GRAPH      = NO
 
 # If the CALL_GRAPH and HAVE_DOT options are set to YES then
 # doxygen will generate a call dependency graph for every global function
@@ -1778,14 +1778,14 @@ CALLER_GRAPH           = NO
 # If the GRAPHICAL_HIERARCHY and HAVE_DOT tags are set to YES then doxygen
 # will generate a graphical hierarchy of all classes instead of a textual one.
 
-GRAPHICAL_HIERARCHY    = YES
+GRAPHICAL_HIERARCHY    = NO
 
 # If the DIRECTORY_GRAPH and HAVE_DOT tags are set to YES
 # then doxygen will show the dependencies a directory has on other directories
 # in a graphical way. The dependency relations are determined by the #include
 # relations between the files in the directories.
 
-DIRECTORY_GRAPH        = YES
+DIRECTORY_GRAPH        = NO
 
 # The DOT_IMAGE_FORMAT tag can be used to set the image format of the images
 # generated by dot. Possible values are svg, png, jpg, or gif.
@@ -1860,7 +1860,7 @@ DOT_MULTI_TARGETS      = NO
 # generate a legend page explaining the meaning of the various boxes and
 # arrows in the dot generated graphs.
 
-GENERATE_LEGEND        = YES
+GENERATE_LEGEND        = NO
 
 # If the DOT_CLEANUP tag is set to YES (the default) Doxygen will
 # remove the intermediate dot files that are used to generate