Orion 1.2.1

What's Changed

• Feature: Enable complaints and exams by @MDK5 in #72
• Feature: Enable structured grading instructions in Orion by @MDK5 in #70
• Enhancement: Delete trailing slashes by @MDK5 in #76
• Bugfix: Fix json escaping by @MDK5 in #74
• Enhancement: Upgrade intelij gradle plugin version and add documentation by @MDK5 in #69
• Bugfix: Avoid ConcurrentModificationException by @MDK5 in #80

Full Changelog: v1.2.0...v1.2.1