as using package source paths can exclude coverage from other packages
such as header files reported usign under workspace's install path

Process both gcno and gcda coverage files.
This option is useful for capturing untested files in the coverage report.

Check if every source file exists

Dump total statistic at the end

Include only the most useful branches in the coverage report.

to ignore rviz package
but still explicitly include packages
as the include filter is what mostly speeds up processing

This reverts commit 20f2894.

As the working directory used for running code coverage report script 
is already at the root of the colcon workspace,
avoiding the use of unnecessary path globbing