[maven-release-plugin] prepare for next development iteration
fix a bug with complementing an empty set with a length, fixes #1
[maven-release-plugin] prepare release extendedset-1.3.3
[maven-release-plugin] prepare for next development iteration
[maven-release-plugin] prepare release extendedset-1.3.4
Merge tag 'extendedset-1.3.4' into n3twork-1.3.2

[maven-release-plugin]  copy for tag extendedset-1.3.4