Add more EventRecords

[AndrewRathbun]

These appear to be the options:

public abstract int Id { get; }
public abstract byte? Version { get; }
public abstract byte? Level { get; }
public abstract int? Task { get; }
public abstract short? Opcode { get; }
public abstract long? Keywords { get; }
public abstract long? RecordId { get; }
public abstract string ProviderName { get; }
public abstract Guid? ProviderId { get; }
public abstract string LogName { get; }
public abstract int? ProcessId { get; }
public abstract int? ThreadId { get; }
public abstract string MachineName { get; }
public abstract SecurityIdentifier UserId { get; }
public abstract DateTime? TimeCreated { get; }
public abstract Guid? ActivityId { get; }
public abstract Guid? RelatedActivityId { get; }
public abstract int? Qualifiers { get; }
public abstract string LevelDisplayName { get; }
public abstract string OpcodeDisplayName { get; }
public abstract string TaskDisplayName { get; }
public abstract IEnumerable<string> KeywordsDisplayNames { get; }
public abstract EventBookmark Bookmark { get; }
public abstract IList<EventProperty> Properties { get; }
public abstract string FormatDescription();
public abstract string FormatDescription(IEnumerable<object> values);
public abstract string ToXml();