Release 2022.05

Added

• added tests for continuous integration
• added schema and schema version (see Issue #1)

Changed

• renamed vehicle into vehicles and changed type to array (see Issue #2)
• renamed train into trains and changed type to array (see Issue #2)
• renamed path into paths and changed type to array (see Issue #2)

Release 2022.04

Added

• initial rolling-stock schema
• initial running-path Schema