added script to convert precision of result checking

tests/convert_precision.py

@@ -0,0 +1,23 @@
+#!/bin/sh env python
+
+import os
+import glob
+
+dirs = glob.glob('test_*')
+
+for adir in dirs:
+
+    os.chdir(adir)
+
+    files = glob.glob('results.py')
+
+    if len(files) > 0:
+
+        files = files[0]
+        with open(files,'r') as fh:
+            intxt = fh.read()
+        intxt = intxt.replace('14.8E','12.6E')
+        with open(files,'w') as fh:
+            fh.write(intxt)
+
+    os.chdir('..')