SOAP-2722 Stop logging removed property expansions to avoid slowing SoapUI down with huge logs.
Updating the release notes 5.1.2
Maintain references while cloning/importing test cases and cloning test steps:SOAP-2715
Maintain source references in Assertion Test Step while cloning/importing:SOAP-709
Updating maven versions to 5.1.2 release
Update ReleaseNotes
Update ReleaseNotes again