This is a security release which includes no changes to the release tagged as 6.x-1.2, other than a fix for the security issue: SA-CONTRIB-2015-024 - Alfresco - Cross Site Request Forgery (CSRF)
Changes since 6.x-2.0:
See DRUPAL-SA-CONTRIB-2015-028
Changes since 6.x-1.9:
See SA-CONTRIB-2015-026 - Taxonews - Cross Site Scripting (XSS)