Improved context window management in ollama requests

- # Changelog

## [1.1] - 2024-03-19

### Added
- New `model_tokens.json` file containing token limits for various Ollama models.
- Dynamic token limit updating based on selected model in options.
- Automatic loading of model-specific token limits from `model_tokens.json`.
- Chunking and recursive summary for long pages
- Better handling of markdown returns

### Changed
- Updated `manifest.json` to include `model_tokens.json` as a web accessible resource.
- Modified `options.js` to handle dynamic token limit updates:
- Added `loadModelTokens()` function to fetch model token data.
- Added `updateTokenLimit()` function to update token limit based on selected model.
- Updated `restoreOptions()` function to incorporate dynamic token limit updating.
- Added event listener for model selection changes.

### Improved
- User experience in options page with automatic token limit updates.
- Flexibility in handling different models and their respective token limits.

### Fixed
- Potential issues with incorrect token limits for different models.