[MNG-7580] New settings and toolchains builders

**[Guillaume Nodet](https://issues.apache.org/jira/secure/ViewProfile.jspa?name=gnt)** opened **[MNG-7580](https://issues.apache.org/jira/browse/MNG-7580?redirect=false)** and commented


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**Affects:** 4.0.0-alpha-2

**Remote Links:**
- [GitHub Pull Request #852
](https://github.com/apache/maven/pull/852)

**Backported to:** [4.0.0-alpha-3](https://github.com/apache/maven/milestone/1?closed=1)
