VERIFIED SOLUTION i
Product Feature: Installation / Upgrade
If the customer is using EO GA 3.0 version up to 3.1 build 46, when they upgrade to 3.1.2 version, all the fixes should be included. But if the customer is on newer 3.1 version, not all the fixes are merged to 3.1.2. Advise to the customer is to check with support to verify with engineering.
UPDATED: March 23, 2017