docs: Update changelog, revert formatting typo in README

CHANGELOG.md

@@ -23,7 +23,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - [#391](https://github.com/ClementTsang/bottom/pull/391): Show degree symbol on Celsius and Fahrenheit.
 
-## [0.5.7] - Unreleased
+## [0.5.7] - 2021-01-30
 
 ## Bug Fixes
 

README.md

@@ -11,12 +11,11 @@ A cross-platform graphical process/system monitor with a customizable interface
 
 ## Table of Contents
 
-- [bottom](#bottom)
-  - [Table of Contents](#table-of-contents)
-  - [Support](#support)
+- [Table of Contents](#table-of-contents)
+- [Support](#support)
   - [Compatibility](#compatibility)
   - [Other known platform-specific issues](#other-known-platform-specific-issues)
-  - [Installation](#installation)
+- [Installation](#installation)
   - [Manually](#manually)
   - [Cargo](#cargo)
   - [AUR](#aur)
@@ -29,7 +28,7 @@ A cross-platform graphical process/system monitor with a customizable interface
   - [Chocolatey](#chocolatey)
   - [winget](#winget)
   - [Auto-completion](#auto-completion)
-  - [Usage](#usage)
+- [Usage](#usage)
   - [Flags](#flags)
   - [Keybindings](#keybindings)
     - [General](#general)
@@ -48,7 +47,7 @@ A cross-platform graphical process/system monitor with a customizable interface
     - [General](#general-1)
     - [CPU bindings](#cpu-bindings)
     - [Process bindings](#process-bindings-1)
-  - [Features](#features)
+- [Features](#features)
   - [Processes](#processes)
     - [Process searching](#process-searching)
     - [Process sorting](#process-sorting)
@@ -62,10 +61,10 @@ A cross-platform graphical process/system monitor with a customizable interface
     - [Layout](#layout)
     - [Disk, temperature, and network filtering](#disk-temperature-and-network-filtering)
   - [Battery](#battery)
-  - [FAQ](#faq)
-  - [Contribution](#contribution)
+- [FAQ](#faq)
+- [Contribution](#contribution)
   - [Contributors](#contributors)
-  - [Thanks](#thanks)
+- [Thanks](#thanks)
 
 ## Support