Mark FluentMockServer, FluentMockServerSettings, BlacklistedHeaders and BlacklistedCookies as obsolete

[StefH]

#489

[codecov]

Codecov Report

Merging #492 into master will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master     #492   +/-   ##
=======================================
  Coverage   76.12%   76.12%           
=======================================
  Files         136      136           
  Lines        5156     5156           
  Branches      506      506           
=======================================
  Hits         3925     3925           
  Misses       1082     1082           
  Partials      149      149           

Impacted Files	Coverage Δ
src/WireMock.Net/Server/FluentMockServer.cs	0.00% <ø> (ø)
...rc/WireMock.Net/Settings/ProxyAndRecordSettings.cs	77.77% <ø> (ø)
src/WireMock.Net/Server/WireMockServer.Admin.cs	56.86% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 9491280...8825e2f. Read the comment docs.