The former is Version 2.1.3 and the latter is version 1.6.3a. The changes between releases and versions are documented in the Release Notes.which can be found at:
There are a lot of changes between version 1 and version 2.
HTH
Cathy
Getting Started
Find answers to your questions by entering keywords or phrases in the Search bar above. New here? Use these resources to familiarize yourself with the community: