Add DataFrames vs Circular Buffers Performance Comparison Blog Post

[Alokxk]

Summary:
Adds a blog post comparing DataFrame and Circular Buffer performance for processing large datasets with moving averages example.

What's Included:

• Complete benchmark code with 500K row dataset
• Real-world stock market data example
• Practical guidance on when to use each approach

[coveralls]

Pull Request Test Coverage Report for Build 16095447785

Details

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 96.154%

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Totals
Change from base Build 16056873023:	0.0%
Covered Lines:	225
Relevant Lines:	234

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💛 - Coveralls