Report doesn't catch removed virtual properties as breaking change

[DavidBoike]

In the ApprovalTests NuGet package, this change removed a virtual from a public type's public property in the 3.0.14 release:

https://github.com/approvals/ApprovalTests.Net/commit/6d75f8767b9b052541813906965b5d2090780add#diff-5c97d4e883fa80b2a2a6abb36842bbeaL32

However it's not listed in the report: http://apicomparer.particular.net/compare/ApprovalTests/3.0.13...3.0.14#.NETFramework,Version=v4.5