v0.3.1

Summary

• Add keras_nlp.tokenizers.BytePairTokenizer with tf.data friendly support for the tokenization used by GPT-2, RoBERTa and other models.
• Remove the hard dependency on tensorflow and tensorflow-text when pip installing on MacOS, to accommodate M1 chips. See this section of our contributor guide for more information on MacOS development.

What's Changed

• Cherry picks 0.3 by @mattdangerw in #454
• Bump version for 0.3.1 pre release by @mattdangerw in #456
• Remove dev prefix for 0.3.1 release by @mattdangerw in #457

Full Changelog: v0.3.0...v0.3.1