As a pure CMake package, ceres-solver doesn't need catkin to be built.
This change makes the package buildable using colcon as well.
Change-Id: I3c21f201f947a0e4e87da2708ab9e799816ba97a
Update the version history in preparation for 1.13.0RC1 and
also reformat older parts of the version history file.
Change-Id: I133e5966629e8277631ec5d407165ad188efa1e1