Package Manager:Fixed import of Complete Project category Asset Store Packages from 2018.1-2018.3, which could break Package Manager configuration in the importing project. OSX: Fixed excessive fencing causing all GPU workload to be serialized. iOS:Fixed larger than 2k payloads not sent by UnityWebRequest when HTTP/2. IAP:Fixed editor crashing when updating/installing/importing IAP plugin. Graphics:Fixed Unsupported textures such as reflection probes now load highest mip. Graphics:Fixed issue with large scaled meshes with texture mip map streaming. Editor:Removed Extra FileIDs property that appears for some assets in the inspector. Editor:Fixed reverting files in Collab occasionally displaying a blank message. Editor:Fixed interacting with custom property drawer array resets the scroll bar position. Editor:Fixed importing badly broken prefab variants where components could be assigned to multiple GameObjects. Editor:Fixed crash when duplicating prefabs with ConfigurableJoints. Editor:Fixed an Editor crash when clicking Shader dropdown in Material inspector.
Editor:Ensured duplicated prefabs retains transform values and other overrides. Core:Fixed executing an IJobParallelFor accessing deallocated memory and cause Unity to crash. Asset Import:Fixed the root node of a model importer preset to be visible and editable. Asset Import:Fixed an issue where some kinds of assets might not refresh after an Editor restart using ADB v1. Asset Import:Fixed an issue where normal import settings get applied to the whole selection when selecting multiple model assets. Asset Import:Fixed an issue where blendShapes normals are broken when upgrading the project. Asset Import:Fixed an issue where blendshapes normals are always recalculated although the blend shape normals import setting is set to 'none'. Android:Fixed wrong rendering in LWRP on GPUs that have EGL_GL_COLORSPACE_SRGB_KHR extension. Android:Fixed a crash when SRP batcher is enabled on Vulkan on Mali GPUs. 2D: Foxed sprite atlases being packed when entering Play Mode when Sprite Packer Mode is set to "Enabled for builds".