various
Major overhaul switching to use-package
Update ignore rules
fix theme loading, don't ask
Fix org mode
Don't use lock files

This prevents Emacs from writing local lock files. Could be dangerous
depending on how you use Emacs, but for single user system with mostly a
single Emacs instance running it should be OK. The lock files are a
total pain as various build tools find them and choke.
Level up ocaml mode config