Move dropzone.js to npm/webpack (#10645)

- unvendor dropzone and upgrade it from 4.2.0 to 5.7.0
- make `csrf` available on window.config

routers/repo/attachment.go

@@ -18,7 +18,6 @@ import (
 )
 
 func renderAttachmentSettings(ctx *context.Context) {
-	ctx.Data["RequireDropzone"] = true
 	ctx.Data["IsAttachmentEnabled"] = setting.AttachmentEnabled
 	ctx.Data["AttachmentAllowedTypes"] = setting.AttachmentAllowedTypes
 	ctx.Data["AttachmentMaxSize"] = setting.AttachmentMaxSize

routers/repo/editor.go

@@ -474,7 +474,6 @@ func DeleteFilePost(ctx *context.Context, form auth.DeleteRepoFileForm) {
 }
 
 func renderUploadSettings(ctx *context.Context) {
-	ctx.Data["RequireDropzone"] = true
 	ctx.Data["RequireTribute"] = true
 	ctx.Data["RequireSimpleMDE"] = true
 	ctx.Data["UploadAllowedTypes"] = strings.Join(setting.Repository.Upload.AllowedTypes, ",")

routers/repo/issue.go

@@ -697,7 +697,6 @@ func ViewIssue(ctx *context.Context) {
 	}
 
 	ctx.Data["RequireHighlightJS"] = true
-	ctx.Data["RequireDropzone"] = true
 	ctx.Data["RequireTribute"] = true
 	ctx.Data["RequireSimpleMDE"] = true
 	renderAttachmentSettings(ctx)