Bug Fixes related to self-generated Articy Flow files

Assets/ArticyImporter/Content/ArticyPluginSettings.asset

...ticyImporter/Content/Generated/ArticyEditorSettings.asset

...ArticyImporter/Content/Generated/ArticyGlobalVariables.cs

...ArticyImporter/Content/Generated/ArticyScriptFragments.cs

Assets/ArticyImporter/Content/Generated/ArticyValues.cs

Assets/ArticyImporter/Content/Generated/Asset.cs

Assets/ArticyImporter/Content/Generated/Asset.cs.meta

Assets/ArticyImporter/Content/Generated/Comment.cs

Assets/ArticyImporter/Content/Generated/Condition.cs

...mporter/Content/Generated/DefaultMainCharacterTemplate.cs

...r/Content/Generated/DefaultSupportingCharacterTemplate.cs

...tent/Generated/DefaultSupportingCharacterTemplate.cs.meta

Assets/ArticyImporter/Content/Generated/Dialogue.cs

Assets/ArticyImporter/Content/Generated/DialogueFragment.cs

Assets/ArticyImporter/Content/Generated/Document.cs

Assets/ArticyImporter/Content/Generated/Document.cs.meta

...mporter/Content/Generated/Editor/GlobalVariablesEditor.cs

Assets/ArticyImporter/Content/Generated/Entity.cs

Assets/ArticyImporter/Content/Generated/EnumExtensions.cs

...Generated/Features/DefaultBasicCharacterFeatureFeature.cs