Switch commoncpp2 to ucommon to solve dependency conflicts.
libccrtp was depending on commoncpp2, and have been replaced by a version
depending on ucommon as well.
diff --git a/jni/libucommon/sources/doxy.config.cmake b/jni/libucommon/sources/doxy.config.cmake
new file mode 100644
index 0000000..d940149
--- /dev/null
+++ b/jni/libucommon/sources/doxy.config.cmake
@@ -0,0 +1,79 @@
+PROJECT_NAME = "@PROJECT_NAME@"
+OUTPUT_DIRECTORY = @CMAKE_CURRENT_BINARY_DIR@/doc
+OUTPUT_LANGUAGE = English
+FULL_PATH_NAMES = YES
+STRIP_FROM_PATH = @CMAKE_CURRENT_SOURCE_DIR@/inc
+SHORT_NAMES = YES
+TAB_SIZE = 4
+INPUT = @CMAKE_CURRENT_SOURCE_DIR@/inc/ucommon @CMAKE_CURRENT_SOURCE_DIR@/inc/commoncpp
+EXAMPLE_PATH = @CMAKE_CURRENT_SOURCE_DIR@/test
+FILE_PATTERNS = *.h
+RECURSIVE = NO
+ALIASES = "license=\par License:\n"
+JAVADOC_AUTOBRIEF = YES
+OPTIMIZE_OUTPUT_FOR_C = YES
+OPTIMIZE_OUTPUT_JAVA = NO
+EXTRACT_ALL = NO
+EXTRACT_PRIVATE = NO
+EXTRACT_STATIC = NO
+HIDE_UNDOC_CLASSES = YES
+HIDE_UNDOC_MEMBERS = NO
+CASE_SENSE_NAMES = NO
+SHOW_INCLUDE_FILES = YES
+SORT_BY_SCOPE_NAME = YES
+SORT_GROUP_NAMES = YES
+SORT_BRIEF_DOCS = YES
+SORT_MEMBER_DOCS = YES
+SEARCH_INCLUDES = YES
+INCLUDE_PATH = @CMAKE_CURRENT_SOURCE_DIR@/inc @CMAKE_CURRENT_SOURCE_DIR@/inc/ucommon @CMAKE_CURRENT_SOURCE_DIR@/inc/commoncpp /usr/include /usr/local/include
+GENERATE_TODOLIST = YES
+GENERATE_TESTLIST = YES
+GENERATE_BUGLIST = YES
+GENERATE_DEPRECATEDLIST = YES
+MAX_INITIALIZER_LINES = 30
+SHOW_USED_FILES = YES
+INLINE_SOURCES = NO
+STRIP_CODE_COMMENTS = YES
+ALPHABETICAL_INDEX = YES
+COLS_IN_ALPHA_INDEX = 5
+GENERATE_HTML = YES
+HTML_ALIGN_MEMBERS = YES
+GENERATE_HTMLHELP = YES
+GENERATE_TREEVIEW = YES
+TREEVIEW_WIDTH = 256
+GENERATE_LATEX = YES
+COMPACT_LATEX = YES
+PDF_HYPERLINKS = YES
+USE_PDFLATEX = NO
+LATEX_BATCHMODE = YES
+LATEX_HIDE_INDICES = NO
+GENERATE_RTF = YES
+COMPACT_RTF = YES
+RTF_HYPERLINKS = NO
+GENERATE_MAN = NO
+GENERATE_XML = NO
+GENERATE_PERLMOD = NO
+ENABLE_PREPROCESSING = YES
+MACRO_EXPANSION = YES
+EXPAND_ONLY_PREDEF = NO
+SEARCH_INCLUDES = YES
+PREDEFINED = AF_INET6 NEW_STDCPP
+CLASS_DIAGRAMS = YES
+COLLABORATION_GRAPH = YES
+HIDE_UNDOC_RELATIONS = NO
+HAVE_DOT = YES
+CLASS_GRAPH = YES
+INCLUDE_GRAPH = YES
+INCLUDED_BY_GRAPH = YES
+CALL_GRAPH = YES
+SOURCE_BROWSER = YES
+GRAPHICAL_HIERARCHY = YES
+DOT_IMAGE_FORMAT = png
+DOT_TRANSPARENT = YES
+# MAX_DOT_GRAPH_WIDTH = 1024
+# MAX_DOT_GRAPH_HEIGHT = 1024
+TEMPLATE_RELATIONS = NO
+GENERATE_LEGEND = YES
+SEARCHENGINE = NO
+WARN_IF_UNDOCUMENTED = NO
+