removal of explicit 'force use of own stack' construct (Exp_Ret)
CoreRun tracing via cmdline opts, but only for uptil variant 99
cleanup: src/ruler2 was already moved to separate github repo, removed here
Merge branch 'public-api' of https://github.com/phile314/uhc
merge of API stuff
removal of src/ruler, has its own repo
bump version to 1.1.7.5
Add char literal to Core API