Update Ceres to 1.5RC3
-rw-r--r-- 78385 CMakeLists.txt
-rw-r--r-- 302 COPYING
-rw-r--r-- 12411 GNUmakefile
-rw-r--r-- 41667 SConstruct
drwxr-xr-x - build_files
drwxr-xr-x - doc
drwxr-xr-x - extern
drwxr-xr-x - intern
drwxr-xr-x - release
drwxr-xr-x - source