Add comprehensive MCP (Model Context Protocol) servers documentation

[Copilot]

This PR adds detailed documentation about MCP (Model Context Protocol) servers to the Dev-Journal repository, addressing all questions raised in issue #30.

What's Added

MCP-Servers.md

A comprehensive 222-line documentation file that covers:

• What MCP is: Model Context Protocol as an open standard for AI assistants to connect to external data sources and tools
• Development history: Created by Anthropic in 2024 as part of their AI ecosystem vision
• Key stakeholders: Anthropic team, open source community, and growing industry partners
• Technical advantages: Standardization, security, extensibility, interoperability, and developer productivity benefits
• Current limitations: Adoption challenges, performance considerations, and evolving specification
• Industry backing: Support from Anthropic, GitHub, Brave, and emerging ecosystem partners
• Licensing: MIT license providing full commercial and modification freedoms
• Future roadmap: Short, medium, and long-term standards development plans

Updated README.md

Enhanced the repository navigation by:

• Adding a "Topics Covered" section to make content discoverable
• Creating an "AI and Machine Learning" category for technical topics
• Including a direct link to the MCP documentation
• Adding a "Contributing" section to encourage community engagement

Educational Value

This documentation serves the repository's purpose as a learning journal by providing:

• Clear explanations suitable for developers at all levels
• Structured information with table of contents for easy navigation
• Current and accurate information as of August 2024
• Additional resources for further learning

The content transforms the repository from having just basic information into a valuable knowledge resource about emerging AI technologies.

Fixes #30.

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