Workbench: updated Groovy and added warning dialog if getRepositories() returns an empty list

git-svn-id: https://svn.apache.org/repos/asf/chemistry/opencmis/trunk@1611317 13f79535-47bb-0310-9956-ffa450edef68
CMIS-362: added workarounds for SharePoint 2010 and SharePoint 2013

git-svn-id: https://svn.apache.org/repos/asf/chemistry/opencmis/trunk@1611550 13f79535-47bb-0310-9956-ffa450edef68
CMIS-818: fixed typo

git-svn-id: https://svn.apache.org/repos/asf/chemistry/opencmis/trunk@1612232 13f79535-47bb-0310-9956-ffa450edef68
Merge remote-tracking branch 'upstream/trunk' into trunk