v1.0.0. Initial release

• Feature: Copy and paste chunks of scenery as template.
• Feature: Filter scenery by type on copy or paste.
• Feature: Rotate and mirror scenery template on paste.
• Feature: Adjust height of scenery template on paste.
• Feature: Store copied scenery templates in clipboard.
• Feature: Rename and delete saved scenery templates.
• Feature: Save and manage scenery templates in a file-system-like persistent library.
• Feature: Scenery templates work cross-map.