On user creation, warn if the user already exists
Fix bug #3879 Import broken for CSV using LOAD DATA
Importing CSV was also broken
Translated using Weblate (Portuguese)

Currently translated at 52.8% (1352 of 2562)
Fix format specific options that were missing from ImportLdi plugin. Common code pulled out to AbstractImportCsv.class.php.
Security: avoid $GLOBALS overwrite
Security: sanitize parameter to fix a local file inclusion vulnerability
Translated using Weblate (Portuguese)

Currently translated at 50.7% (1320 of 2605)
Translated using Weblate (Simplified Chinese)

Currently translated at 99.7% (2598 of 2605)
Merge remote-tracking branch 'origin/QA_4_0' into QA_4_0
Translated using Weblate (Portuguese)

Currently translated at 53.0% (1358 of 2562)
Fix typo in variable name
Minimize code duplication by pushing most of the common code to abstract parent class's setProperties() method
Fixed Bug 3884 Ajax navigation not working with IS enabled (only on first click)
Translated using Weblate (Korean)

Currently translated at 57.8% (1506 of 2605)
Translated using Weblate (Portuguese)

Currently translated at 50.7% (1321 of 2605)
Translated using Weblate (Portuguese (Brazil))

Currently translated at 100.0% (2605 of 2605)
Merge remote-tracking branch 'origin/QA_4_0' into QA_4_0
Fix typo in variable name
Merge branch 'QA_4_0'