[HOLD until maven-sources#57 swap] Switch default-branch metadata to Maven 3 (.asf.yaml + README) - #412

[HOLD until maven-sources#57 swap] Switch default-branch metadata to Maven 3 (.asf.yaml + README)#412

ascheman wants to merge 3 commits into

apache:maven-filtering-3.xapache/maven-filtering:maven-filtering-3.xfrom

aschemaven:feature/57-branch-swap-prepaschemaven/maven-filtering:feature/57-branch-swap-prepCopy head branch name to clipboard