[GUI-308] upload via xml through UI and input stream wip
Merge branch 'develop' into topic/xml-upload
[GUI-308] XML uploading working in UI
[GUI-308] XML uploading working for multiple potfolios
[GUI-308] fixed broken csv upload
[GUI-308] markup in upload form for XML
[GUI-308] upload split on input file and filexml
Merge branch 'develop' into topic/xml-upload