The Natural Language API v1 now supports entity sentiment analysis with the analyzeEntitySentiment method

## Feature The Natural Language API `v1` now supports entity sentiment analysis with the `analyzeEntitySentiment` method. Entity sentiment analysis is currently only available for the English language. For more information, see [Entity Sentiment Analysis](https://cloud.google.com/natural-language/docs/basics#entity-sentiment-analysis). ## Feature The Natural Language API `v1beta2` has added beta support for a new `classifyText` method that analyzes text content and returns a content category for the content. For more information, see [Content Classification](https://cloud.google.com/natural-language/docs/basics#content-classification).