CodeBlockFinder.parse_params

Given a complex set of params: a string representing
the arguments in parenthetical.

It returns an array with the params.

  ###Example

    CodeBlockFinder.parse_params( "2, 3, a + 2 * b / 5, function(a,
    b){\n\
                            var j = 0 \n\
                            for (var i=0; i<3; i++, j+=2*i % 3);
                        })
    // => ["2", "3", "a+2*b/5", "function(a, b){ ... }"]