Fixes pcalls, and cleans up tests with a macro.
Fixes pcalls, and cleans up tests with a macro.

pcalls takes a variable number of functions, not forms.

wobh/xclojure,querenker/xclojure,yurrriq/xclojure,canweriotnow/xclojure,exercism/xclojure,querenker/xclojure,exercism/xclojure