V2 Collections API should support same parameters as V1

The MODIFYCOLLECTIONS command has a set of properties it can change.   In documenting the V2 version I noticed that some of the parameters aren't suppored by the V2 version, and in in discussion on Slack with Jason Gerlowski we thought that it made sense for both flavours to work the same.

SOLR-12498 is a discussion about deprecating some properties that may have bearing on this.   My thought is to add the properties to V2, so V1 and V2 still work the same, instead of documenting the differences between the two in the Ref Guide....