Remove unused err.myc example

Update benchmark output for soa_series.myc.
Also, fix the tester to not panic when a baseline is missing, and
instead just report it as missing.

examples/err.myc

@@ -1,14 +0,0 @@
-;; Output: 20
-(do
-  (def tst
-    (fn [length] 
-      (do
-        (def history (series :float))
-		(fn [val] 
-           (do 
-               length
-           ))
-      )))
-
-  ((tst 20) 5)
-)

examples/soa_series.myc

@@ -1,6 +1,6 @@
 ;; Output: 26.7
-;; Benchmark: 1.0us
-;; Benchmark-Repeat: 1944
+;; Benchmark: 1.4us
+;; Benchmark-Repeat: 1406
 (do
   (def my_ticks (series {:price :float :volume :int :msg :text}))