v0.3.0 - Feature renaming + Optimized splitting algorithm

What's Changed

Breaking Changes

• Match feature names for tokenizer crates to prevent conflicts in the future.
  • huggingface -> tokenizers
  • tiktoken -> tiktoken-rs

Features

• Moved from recursive approach to iterative approach to avoid stack overflow issues by @benbrandt in #7
• Relax MSRV to 1.60.0

Full Changelog: v0.2.2...v0.3.0