egui_wgpu_backend 0.2.2

Backend code to use egui with wgpu.
Documentation
# Changelog

All notable changes to this project will be documented in this file.

The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).

## [0.2.2] - 2020-11-16

### Updated

- Removed the mutability on GPU resources.
- Some clippy cleanups.
- Updated dependencies.

## [0.2.1] - 2020-11-13

### Updated

- Switch to linear texture filtering for the default sampler.

## [0.2.0] - 2020-11-13

### Added

- Add support for user textures.
### Updated
- Target egui 0.3.

## [0.1.0] - 2020-10-12

### Added

- Initial commit.