Load Balancer IP pools & virtual server improvements 

- IP groups merged under the same redirection or relay rule.
- sticky connection added to each virtual server definition. If global sticky connection doesn't use, can be define independent sticky connection in the each virtual server.
that means you changed something that caused all the lines to show as changed rather than only the lines you changed. That shows 109 lines of changes, where you didn't change anywhere near that much. Your editor changing tabs to spaces, or wrongly changing the number of tabs it's indented, are the likely reasons here.