v1.0.0

• Added BM25 as an alternative algorithm.
• Added heading and prefix options.
• Formatted the score as a floating point number with two decimal places.
• Implemented a filter for minimum words.
• Added the org-similarity-remove-first option.
• Changed the default directory to ~/org.
• Decoupled the interpreter and dependency checks from the main function.
• Renamed predicate functions for clarity.
• Refactored command, executable, and dependency checks.
• Removed null entries from junkchars and stopwords.
• Implemented a benchmarking routine.
• Several bug fixes.