Implemented developer database downloads

arn/ClientErrorReport.go

@@ -4,13 +4,13 @@ import "github.com/aerogo/nano"
 
 // ClientErrorReport saves JavaScript errors that happen in web clients like browsers.
 type ClientErrorReport struct {
-	ID           string `json:"id"`
 	Message      string `json:"message"`
 	Stack        string `json:"stack"`
 	FileName     string `json:"fileName"`
 	LineNumber   int    `json:"lineNumber"`
 	ColumnNumber int    `json:"columnNumber"`
 
+	hasID
 	hasCreator
 }