[DOC] start doc might be OK

Doxyfile

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+PROJECT_NAME = river
+PROJECT_NUMBER = latest
+OUTPUT_DIRECTORY = dox/
+SORT_MEMBERS_CTORS_1ST = YES
+SORT_GROUP_NAMES = YES
+SORT_BY_SCOPE_NAME = YES
+SHOW_NAMESPACES = YES
+RECURSIVE = YES
+EXTRACT_ALL = NO
+EXCLUDE_PATTERNS = */examples/*
+SOURCE_BROWSER = NO
+ALPHABETICAL_INDEX = NO
+GENERATE_HTML = YES
+#HTML_HEADER = /home/edupin/work/master-2015-02-04/doc/templates/doxygen/header.html
+#HTML_FOOTER = /home/edupin/work/master-2015-02-04/doc/templates/doxygen/footer.html
+#HTML_STYLESHEET = /home/edupin/work/master-2015-02-04/doc/templates/doxygen/doxygen.css
+GENERATE_TREEVIEW = YES
+CLASS_DIAGRAMS = YES
+HAVE_DOT = YES
+CLASS_GRAPH = YES
+COLLABORATION_GRAPH = NO
+INCLUDE_GRAPH = NO
+INCLUDED_BY_GRAPH = NO
+GRAPHICAL_HIERARCHY = NO
+DOT_MULTI_TARGETS = YES
+INPUT = river/
+ENABLE_PREPROCESSING = YES
+MACRO_EXPANSION = YES
+SKIP_FUNCTION_MACROS = YES
+BRIEF_MEMBER_DESC = NO
+VERBATIM_HEADERS = NO
+TAB_SIZE = 4
+#EXAMPLE_PATH = sample/
+GENERATE_XML = YES
+GENERATE_LATEX = NO
+GENERATE_TAGFILE = dox/ruver-doc.tag