Code coverage kwarg for Pkg.test
Make accept() throw more useful errors
Add missing newline
Handle the new .dSYM files properly when installing
actually return the category constants we compute, add a test
Whoops, bashisms are a no-no
CATEGORY_DICT no longer exists, excise it from DocCheck's reality
argtype_decl_string -> argtype_decl
Add release-candidate-checklist make target

This attempts to document and automate a checklist for producing a
release candidate, to the extent that this is possible.
Add dependency on release and doc builds
Update manual checklist items
Run test suite as part of checklist
Run examples and benchmarks as part of checklist
Make source-dist tarballs
Remove examples check (already part of tests)
Add suggestions from @staticfloat
Add check if checklist produced dirty repo state
Replace hard-coded make with $(MAKE) variable
Bump juliadoc so that we run the proper version of julia when running doctests
Add a few more steps regarding packaging