Add -t option to allow easy test selection.
Action verbose option correctly.
Tweak operation counts. Add empty and new instances tests.
Enable comparisons across different warp factors. Change version.
diff --git a/Tools/pybench/Calls.py b/Tools/pybench/Calls.py
index e295243..a94887b 100644
--- a/Tools/pybench/Calls.py
+++ b/Tools/pybench/Calls.py
@@ -4,7 +4,7 @@
 
     version = 0.3
     operations = 5*(1+4+4+2)
-    rounds = 60000
+    rounds = 600*22
 
     def test(self):
 
@@ -113,7 +113,7 @@
 
     version = 0.4
     operations = 5*(2+5+5+5)
-    rounds = 30000
+    rounds = 300*24
 
     def test(self):
 
@@ -234,7 +234,7 @@
 
     version = 0.3
     operations = 5*(6 + 5 + 4)
-    rounds = 20000
+    rounds = 200*27
 
     def test(self):
 
@@ -376,7 +376,7 @@
 
     version = 0.3
     operations = 5
-    rounds = 50000
+    rounds = 500*21
 
     def test(self):