Source tree has been reorganised making way for language
wrappers (bindings) to be added. RMr soruce is now in
src/rmr, and language specific wrappers will be placed into
subdirectories under src/bindings (e.g. rmr-python).
Change-Id: I2cac4e476e9c803b96cee2640ee2267434009cb1 Signed-off-by: E. Scott Daniels <daniels@research.att.com>