[OPENENGSB-3794] upgraded maven-verifier to 1.5
Merge pull request #909 from mipe/master

[OPENENGSB-3794] upgraded maven-verifier to 1.5
[OPENENGSB-3790] Improve multipleValueSeparator used in UserProjects
LDAP connector
[OPENENGSB-3796] Create a JIRA authentication connector