added code reference to docs

util/Doxyfile

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+INPUT = README.md index.php boot.php testargs.php update.php mod/ object/ include/ js/ util/ view/ version.inc
+RECURSIVE = YES
+PROJECT_NAME = "Friendica"
+PROJECT_LOGO = images/friendica-64.jpg
+EXCLUDE = .htconfig.php library/ doc/ .git/ log/ util/zotsh/easywebdav/
+EXCLUDE_PATTERNS = *smarty3* *strings.php *.out *test*
+OUTPUT_DIRECTORY = doc
+GENERATE_HTML = YES
+HTML_OUTPUT = html/
+HTML_FILE_EXTENSION = .html
+GENERATE_LATEX = NO
+EXTRACT_ALL = YES
+EXTRACT_PRIVATE = YES
+GENERATE_TODOLIST = YES
+USE_MDFILE_AS_MAINPAGE = README.md
+REFERENCED_BY_RELATION = YES
+GENERATE_TREEVIEW = YES
+HTML_FOOTER = util/Doxygen.footer
+ALIASES += "license=@par License:\n"
+ALIASES += "fixme=\xrefitem fixme \"Fixme\" \"Fixme List\""
+ALIASES += "FIXME=\fixme"
+ALIASES += "TODO=\todo"
+ALIASES += "BUG=\bug"

util/Doxygen.footer

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+
+
+
+