Research clojure.tools.trace

Didn't realize this existed until now. May achieve better recording functionality. Inputs appear to be written out within the call to the form (e.g. `(my-function [1 2 3])`). Output is printed per normal.

https://github.com/clojure/tools.trace/blob/master/src/main/clojure/clojure/tools/trace.clj#L313