Use the + operator instead of array_merge to properly handle numeric keys. Fixes #2589
Use the + operator instead of array_merge to properly handle numeric keys. Fixes #2589

blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,Verde1705/verde1705.github.io,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,blueimp/jQuery-File-Upload,Verde1705/verde1705.github.io