EGroupware 16.1. Release Candidate 3

Stylite AG is happy to announce the third and probably last 16.1 release candidate. It contains following changes and fixes to 16.1 RC2: * eSync: several fixes to improve syncing with Outlook and avoid running out of memory * MySQL/Ubuntu 16.04: switch off sql_mode ONLY_FULL_GROUP_BY enabled in MySQL 5.7+ * Mobile: fix error popup when…