Resolve "dRICH: produce IRT geometry objects"

Closes #17

See merge request !31

modified:   CMakeLists.txt

https://github.com/c-dilks/drich-dev/commit/8a32e523570b207af769f6b594b0d837eec7221f

modified:   CMakeLists.txt

include IRT headers

add IRT aux file output; use Detector constant accessors; formatting

new file:   scripts/createIRTconfig.py

add CI job for IRT aux file creation

remove WITH_IRT

revert comments

add build option and macro `IRT_AUXFILE`

clang-format

modified:   src/DRICH_geo.cpp

modified:   src/DRICH_geo.cpp

modified:   src/DRICH_geo.cpp

switch to raw pointers, since ROOT is smart enough

create IRT objects iff `createIrtFile==1`

set refractive indices for IRT

clang-format

convince clang-format to not mess up complicated `Transform3D`s

modify comments

Resolve "dRICH: increase z-length, and add space for services"

Closes #18

See merge request !33

Allow user to turn off DDG4 requirement.

See merge request !52

Fix shadowing issues

See merge request !53

Create setup.sh script and install in prefix (not compact directory)

See merge request !50

Update documentation

See merge request !49

Ensure CMakeLists.txt identical with ip6 for potential merging

See merge request !48

treewide: use explicit getAttrOrDefault<std::string>

See merge request !47

CMakeLists.txt: GLOB sources with CONFIGURE_DEPENDS

See merge request !46

This is needed to support DD4hep built with `-DDD4HEP_USE_XERCESC=ON`.

New github workflow: linux-eic-shell build-and-check-overlap

See merge request !45

Use _Unicode or _U for hasChild on char strings

See merge request !44