Bump version to 1.1.0 (PederHP#65)

Linux-related stdio fixes and update version (PederHP#22)

- Modified `GetCommand` to return OS-specific commands and changed return type to `string?`.
- Improved `InitializeCommand` for better command initialization and logging.
- Cleaned up using directives in `Log.cs` and `SseClientTransport.cs`.
- Updated `CreateNoWindow` property in `StdioClientTransport` to be OS-dependent.
- Bumped version number in `mcpdotnet.csproj` to 1.0.1.1.

Server support (stdio) (PederHP#19)

* Server support (stdio)
* TestServer project
* Refactored McpClient class to extract shared endpoint logic (with McpServer) to a base class, McpJsonRpcEndpoint.
* Improved xmldoc comments for protocol types, mirroring specification schema comments.
* Update README.MD

Fix CallToolAsync for tools with no arguments (PederHP#18)

Server instructions added to IMcpClient (PederHP#17)

Completion support (PederHP#15)

Reorganize folders, samples, minor bug fix (PederHP#14)

Reorganize folders
Samples
Casing fixes

SSE Transport Support (PederHP#13)

* First iteration

* Tests

* SSE support

Roots capability support (PederHP#12)

Notification sending support

Update README (PederHP#8)