bugfix: check implicit funs which is not part of a function application,  some implicit funs are used as test data withinthe eunit framework.
bugfix: check implicit funs which is not part of a function application,  some implicit funs are used as test data withinthe eunit framework.

arcusfelis/wrangler,bsmr-erlang/wrangler,andrzejsliwa/wrangler,prowessproject/wrangler,tdb/wrangler,arcusfelis/wrangler