Updated version information / update list.

README.md

@@ -11,13 +11,15 @@
 
 # Label Graph Evaluation Tools (LgEval) 
 
-**Changes Aug 2021**
+**Changes Aug 2021 - Oct 2021**
 
 * Improved HTML error visualization (aks)
 * README update / refresh, updates for MathJax-3 and support (rz)
 * Added CROHME 2019 conversion scripts (rz)
+* Made translation/MathML unknown symbol errors optional (rz)
+* Standardized import statements, added PYTHONPATH to installation instructions (aks)
 
-## Version 0.3.7 (Aug 2021)
+## Version 0.3.7.1 (Oct 2021)
    
    
 *Copyright (c) 2012-2021, Richard Zanibbi, Harold Mouchère, and Ayush Kumar Shah*