Enhance Get-PsesRpcNotificationMessage/MessageResponseTimes to allow filtering by message name

[rkeithhill]

This is more of an FYI on updates to this log file analysis module.

[rkeithhill]

BTW log analysis shows significant perf improvement from before PSSA 1.18 (1.17):

> Get-PsesRpcMessageResponseTime $logBefore | Sort ElapsedMilliseconds -Descending | Select-Object -First 10

 Index Timestamp                  TID  Elapsed (mS) Message
 ----- ---------                  ---  ------------ -------
   428 2019-03-23 16:50:51.037     17         39642 Name: textDocument/signatureHelp Id: 47, DataSize: 171
   615 2019-03-23 16:51:18.116     17         26648 Name: textDocument/rangeFormatting Id: 73, DataSize: 77561
   133 2019-03-23 16:50:08.234     17          2866 Name: textDocument/signatureHelp Id: 15, DataSize: 171
   387 2019-03-23 16:50:11.114     17          1166 Name: codeLens/resolve Id: 42, DataSize: 21924
   793 2019-03-23 16:51:18.944     17           372 Name: textDocument/definition Id: 96, DataSize: 72
   753 2019-03-23 16:51:18.503     17           273 Name: codeLens/resolve Id: 91, DataSize: 21924
    66 2019-03-23 16:50:05.041     17           261 Name: textDocument/documentSymbol Id: 6, DataSize: 17466
   877 2019-03-23 16:51:19.829     17           214 Name: codeLens/resolve Id: 103, DataSize: 21925
   957 2019-03-23 16:51:22.978     17           211 Name: codeLens/resolve Id: 110, DataSize: 21925
   508 2019-03-23 16:50:51.278     17           192 Name: codeLens/resolve Id: 54, DataSize: 21924

And after installing 1.18 (same file - InvokePlaster.ps1 with some editing and full doc formatting):

Get-PsesRpcMessageResponseTime $logAfter | Sort ElapsedMilliseconds -Descending | Select-Object -First 10

 Index Timestamp                  TID  Elapsed (mS) Message
 ----- ---------                  ---  ------------ -------
   145 2019-03-23 16:57:43.380     17          2869 Name: textDocument/signatureHelp Id: 15, DataSize: 171
   309 2019-03-23 16:57:45.627     17           915 Name: codeLens/resolve Id: 27, DataSize: 21924
   872 2019-03-23 16:58:20.685     17           797 Name: textDocument/rangeFormatting Id: 90, DataSize: 77084
  1033 2019-03-23 16:58:35.523     17           523 Name: textDocument/rangeFormatting Id: 104, DataSize: 77085
  1060 2019-03-23 16:58:39.144     17           347 Name: textDocument/hover Id: 109, DataSize: 590
    66 2019-03-23 16:57:39.939     17           264 Name: textDocument/documentSymbol Id: 6, DataSize: 17466
   159 2019-03-23 16:57:43.836     17           261 Name: textDocument/completion Id: 17, DataSize: 20171
   703 2019-03-23 16:58:11.802     17           233 Name: textDocument/definition Id: 75, DataSize: 72
   391 2019-03-23 16:58:05.558     17           225 Name: codeLens/resolve Id: 34, DataSize: 21924
   662 2019-03-23 16:58:06.696     17           206 Name: codeLens/resolve Id: 70, DataSize: 21924

cc @bergmeister