Merge remote-tracking branch 'origin/master' into fix-slider-samples
# Conflicts:
# osu.Game.Tests/Beatmaps/Formats/LegacyBeatmapDecoderTest.cs
# osu.Game/Rulesets/Objects/Legacy/Catch/ConvertHitObjectParser.cs
# osu.Game/Rulesets/Objects/Legacy/ConvertHitObjectParser.cs
# osu.Game/Rulesets/Objects/Legacy/Mania/ConvertHitObjectParser.cs
# osu.Game/Rulesets/Objects/Legacy/Osu/ConvertHitObjectParser.cs
# osu.Game/Rulesets/Objects/Legacy/Taiko/ConvertHitObjectParser.cs