* Merging changes from cmake branch to master
* Fixing includes for renamed header files
* still need build rule
* Adding warning for swig code for gcc8+
* Adding CMakeLists.txt for data products
* Cmake merge #901
Making adjustments to get cmake working on the Mac (Mojave)
* Cmake merge #901
Changing string append to list append
Taking in the latest er7_utils directory and adding it into Trick in the
same location it was as an external repository. Made one change to
the files_to_ICG.hh file in the repository to remove the CheckpointHelper
header files. Those go in the Trick files_to_ICG.hh file.
refs #180
