This is the changelog text: “Note: We have released 4.7.1 shortly after 4.7.0 to address a small issue in our release process (we prematurely released several changes scheduled for 4.8.0) and to fix several small regressions.”
There are multiple posts in this forum about the fatal errors the db queries produce on MySQL 5.5. versions. I have some sharde hosted installations running on 5.5. Has it solved this issues for the people having this issue. I do not always have root access to change the config.