made job_actor vars clearer and match the rest of the file.

build/includes/job_actor/job_actor.hpp

build/includes/job_actor/job_actor_subroutine_wrappers.hpp

build/source/actors/job_actor/cppwrap_job.f90

build/source/actors/job_actor/job_actor.cpp

build/source/engine/read_attribute.f90

utils/laugh_tests/celia1990/output/runinfo.txt

utils/laugh_tests/colbeck1976/output/runinfo.txt

utils/laugh_tests/miller1998/output/runinfo.txt

utils/laugh_tests/mizoguchi1990/output/runinfo.txt

utils/laugh_tests/vanderborght2005/output/runinfo.txt