Compatible with multiplayer!
Adds contrails to every engine above 5000m. I'm not quite sure the effect looks good enough, so tell me if you know how to make it look better!
{'version': {'orig': '1.4', 'new': '1.5'}, 'user_uploaded_file': {'orig': <FieldFile: uploaded_files/hIkSE83Jsb/Contrails.zip>, 'new': <FieldFile: Contrails.zip>}}
{'version': {'orig': '1.3', 'new': '1.4'}, 'user_uploaded_file': {'orig': <FieldFile: uploaded_files/CVeL0e4zYu/Contrails.zip>, 'new': <FieldFile: Contrails.zip>}}
{'user_uploaded_file': {'orig': <FieldFile: uploaded_files/nOvaKSRJHN/Contrails.zip>, 'new': <FieldFile: Contrails.zip>}}
{'version': {'orig': '1.2', 'new': '1.3'}}
{'version': {'orig': '1.1', 'new': '1.2'}, 'user_uploaded_file': {'orig': <FieldFile: uploaded_files/tdaTGUZsZt/Contrails.zip>, 'new': <FieldFile: Contrails.zip>}}
Reduced the size and thickness of the effect
{'version': {'orig': '1.0', 'new': '1.1'}, 'user_uploaded_file': {'orig': <FieldFile: uploaded_files/gVmYmPV8LW/Contrails.zip>, 'new': <FieldFile: Contrails.zip>}}