1.3.0 for UE 4.18

Changes

• Upstream merges 1475d32, 3319e0a, and 8a8a770
• 4.18 compile fixes for fork specific functions.

Reference release for fork. Drag Plugins from desired .7z into your project root.

Use UnrealEnginePython-v1.3.0-UE4.18.7z if you want a drag and drop ready release which includes everything.