Ensure encoding related JVM options are passed to the controlling debugger vm, refs #62

The swank connection reader should use the encoding specified in the
projects JVM options (-Dswank.encoding=...)
use `eval-after-load` instead of a load-hook

This way slime-ritz will initialize properly if slime was already loaded..
Disable byte-compile-warnings (calls to runtime functions from the CL package), refs #60
Add slime support for clojure-mode

Slime support was dropped in clojure-mode: https://github.com/technomancy/clojure-mode/pull/115