message: Update CHANGELOG.md with 1.17.0 debugger changes
diff: ## 1.17.0 (Not yet released)
  * Added preview Razor (cshtml) language service with support for C# completions and diagnostics in ASP.NET Core projects. Please report issues with the preview Razor tooling on the [aspnet/Razor.VSCode](https://github.com/aspnet/Razor.VSCode/issues) repo. To disable the preview Razor tooling set the "razor.disabled" setting to `true`. (PR: [2554](https://github.com/OmniSharp/omnisharp-vscode/pull/2554))
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  * Added omnisharp.minFindSymbolsFilterLength setting to configure the number of characters a user must type in for "Go to Symbol in Workspace" command to return any results (default is 0 to preserve existing behavior). Additionally added omnisharp.maxFindSymbolsItems for configuring maximum number of items returned by "Go to Symbol in Workspace" command. The default is 1000. (PR: [#2487](https://github.com/OmniSharp/omnisharp-vscode/pull/2487))
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  * Added a command - "CSharp: Start authoring a new issue on GitHub" to enable the users to file issues on github from within the extension with helpful config information from their system.(PR: [#2503](https://github.com/OmniSharp/omnisharp-vscode/pull/2503))
  +#### Debugger
  +* Fixed crash at the end of debug sessions on Linux ([#2439](https://github.com/OmniSharp/omnisharp-vscode/issues/2439))
  +* Fixed searching for PDBs in original built location ([#2483](https://github.com/OmniSharp/omnisharp-vscode/issues/2483))
  +* Fixed launching the web browser against an ASP.NET project that uses wildcard ('*') bindings ([#2528](https://github.com/OmniSharp/omnisharp-vscode/issues/2528))
  +
  ## 1.16.2 (October 3, 2018)
  * Update extension to handle upcoming breaking change to launch.json configurations in VS Code 1.28. (PR: [#2558](https://github.com/OmniSharp/omnisharp-vscode/pull/2558))
  * Fixed a bug where OmniSharp flame was red in spite of OmniSharp loading the projects without any errors. (PR: [#2450](https://github.com/OmniSharp/omnisharp-vscode/pull/2540))
  