Consolidate C implementation documentation

Merged duplicate 'C Implementation' sections in README.md into a single cohesive 'wsssh tools (C Implementation)' section. Since Python implementations were removed, the C tools are now the primary (and only) implementations available.

README.md

@@ -39,11 +39,16 @@ The system consists of components implemented in C for optimal performance:
    - HTML5 terminal interface for SSH connections
    - Donation modal integrated into the web interface
 
-### C Implementation (Primary)
+### wsssh tools (C Implementation)
+Located in the `wssshtools/` directory:
+
 1. **`wssshc`** - WebSocket SSH Client (registration)
    - Registers client machines with the daemon
    - Maintains persistent WebSocket connection
    - Automatic reconnection with configurable intervals
+   - Minimal dependencies (OpenSSL only)
+   - Native WebSocket implementation
+   - Optimized for embedded systems
 
 2. **`wsssh`** - SSH wrapper with tunneling
    - Simplified CLI (no need to specify "ssh" command)
@@ -51,27 +56,14 @@ The system consists of components implemented in C for optimal performance:
    - Establishes WebSocket tunnels automatically
    - Launches SSH to local tunnel port
    - Uses shared libraries for WebSocket, SSL, and tunnel management
+   - Direct system integration, no Python runtime required
+   - High performance for production use
 
 3. **`wsscp`** - SCP wrapper with tunneling
    - Simplified CLI (no need to specify "scp" command)
    - Similar to wsssh but optimized for SCP operations
    - Handles file transfers through secure tunnels
    - Uses shared libraries for WebSocket, SSL, and tunnel management
-
-### C Implementation
-Located in the `wssshtools/` directory:
-
-1. **`wssshc`** - Lightweight C client for registration
-   - Minimal dependencies (OpenSSL only)
-   - Native WebSocket implementation
-   - Optimized for embedded systems
-
-2. **`wsssh`** - Native SSH wrapper
-   - Direct system integration
-   - No Python runtime required
-   - High performance for production use
-
-3. **`wsscp`** - Native SCP wrapper
    - Optimized file transfer operations
    - Consistent with SSH wrapper design
    - Enterprise-ready performance