merge: changes from github/master up to 56733b50c563ecb6f3430d8f07a7cd436e3ac992

Change-Id: Iae64325c6b12ae17ae7d97d414097bdd0b8b716b
Version bump to 5.0.8

Change-Id: Ie7e70c9b2fc7ed123f418f1aefdd55c147b72750
generating gemspec

Change-Id: I0506c08d25406f2d9aeb5ac80ce79667ce1f153a
merging gerrit/master

Change-Id: I5ca720380fa935b5ea33c7812d906b681ba2c034
merge: changes from github/master up to 7d009dd4d395948fcfc3af72ed662262fc9c87c4

Change-Id: I97ec8d5b71ef9cd2fe7fa77c75c8524fe7b2d7d2
merging gerrit/master