[doc] Minor correction $ > %
[man] Missing newline
[doc] Document changes in pom_editor
[doc] Replace %add_maven_depmap example
[doc] Document ivy.xml files manipulation
[doc] Document migration from %add_maven_depmap
Revert "[test] Point to the right directory"

This reverts commit 0338c4855d8ac624cda2eeb6e90456182ca37718.

Run tests with old metadata for now.