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+Libraries:  Opus (snapshot) / Opus-tools (snapshot) / libogg 1.3
+Imported:   September 15th, 2012
+
+Steps taken to adapt original opus/opus-tool/ogg source files to rockbox
+(useful when for example syncing a new snapshot)
+
+Opus:
+* copied .c/.h files from opus/src lib/rbcodec/codecs/libopus
+* copied .h files from opus/include to lib/rbcodec/codecs/libopus
+* copied .c/.h files from opus/celt to lib/rbcodec/codecs/libopus/celt
+* copied .c/.h files from opus/silk to lib/rbcodec/codecs/libopus/silk
+* renamed opus config.h file to opus_config.h and replaced #include "config.h",
+  for example
+find . -name "*.h" -print | xargs sed -i 's/include "config.h"/include "opus_config.h"/g'
+find . -name "*.c" -print | xargs sed -i 's/include "config.h"/include "opus_config.h"/g'
+
+Opus-tools:
+* copied src/opus_header.h and src/opus_header.c to lib/rbcodec/codecs/libopus
+* changed #include <ogg/ogg.h> to #include "ogg/ogg.h" in opus_header.c
+
+Ogg:
+* copied libogg/src/framing.c to lib/rbcodec/codecs/libopus/ogg
+* copied libogg/include/ogg.h to lib/rbcodec/codecs/libopus/ogg
+* changed #include "ogg/ogg.h" to #include "ogg.h" in framing.c
+* added os_config.h to lib/rbcodec/codecs/libopus/ogg
+