version 2.1.1

Change minimum Java version to 8 for branch 2.1.x

Fix CI with OpenJDK 7 - use HTTP instead of HTTPS for Gradle (dom4j#31)

Fix CI with OpenJDK 7 - use HTTP instead of HTTPS for Gradle

version 2.0.0

prepare for release 2.0.0-RC1

Ignore the eclipse bin folder.

Don't run the linkcheck report anymore

preparing 1.5.2 release