Update xorm to v1 (#323)

Fix limit for databases other than sqlite

go mod tidy && go mod vendor

Remove unneeded break statements

Make everything work with the new xorm version

Fix xorm logging

Fix lint

Fix redis init

Fix using id field

Fix database init for testing

Change default database log level

Add xorm logger

Use const for postgres

go mod tidy

Merge branch 'master' into update/xorm

# Conflicts:
#	go.mod
#	go.sum
#	vendor/modules.txt

go mod vendor

Fix loading fixtures for postgres

Go mod vendor1

Update xorm to version 1

Co-authored-by: kolaente <k@knt.li>
Reviewed-on: https://kolaente.dev/vikunja/api/pulls/323

pkg/migration/20190922205826.go

@@ -60,7 +60,7 @@ func init() {
 
 			// Get all current subtasks and put them in a new table
 			tasks := []*task20190922205826{}
-			err = tx.Where("parent_task_id != null OR parent_task_id != 0").Find(&tasks)
+			err = tx.Where("parent_task_id is not null OR parent_task_id != 0").Find(&tasks)
 			if err != nil {
 				return err
 			}