Merge pull request #1 from baev/origin

Fix some sonar issues
Fix bug with auth
fix authors list in Aether.java
[maven-release-plugin] prepare release clay-2.1
[maven-release-plugin] prepare for next development iteration
Update README.md
Added default local repository constructor (only Settings)
Merge pull request #2 from vania-pooh/master

Added default local repository constructor (only Settings)
fix problem with default local directory