docs: add changelog (#1318)

* docs: add changelog

* Add PR template

* docs: tweak PR template changelog info

* docs: extend the changelog and update it

The changelog was missing some of the unreleased changes. Some more
information was also added from previous versions.

---------

Co-authored-by: Henrik Friedrichsen <henrik@affekt.org>

.github/pull_request_template.md

@@ -0,0 +1,8 @@
+## Describe your changes
+
+## Issue ticket number and link
+
+## Checklist before requesting a review
+- [ ] Documentation was updated (i.e. due to changes in keybindings, commands, etc.)
+- [ ] Changelog was updated with relevant user-facing changes (eg. not dependency updates,
+  not performance improvements, etc.)

CHANGELOG.md

@@ -0,0 +1,167 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+
+### Added
+
+- Special color for unavailable items
+- changelog with all the relevant user-facing changes to the project
+
+### Changed
+
+- Improve error messages generated by the command line
+- Build with crossterm terminal backend by default
+
+### Fixed
+
+- Crash when internal commands can't be handled
+- Documentation for the behavior of the `Ctrl+S` keybinding
+- Multiple instances interfering with each other's MPRIS implementation
+- An unlikely crash when the UNIX IPC socket is removed before `ncspot` is closed
+- Guaranteed crash while quiting `ncspot` when using MPRIS
+
+## [0.13.4] - 2023-07-24
+
+### Added
+
+- `save current` and `add current` commands for saving/adding the currently playing item
+- Visual indicator for local tracks
+- Error when deleting local tracks, as this is currently not possible
+
+
+### Changed
+
+- Improve release profile to generate higher quality executables
+- Ignore a leading 'The' when sorting artists
+- Improve context menu loading time
+
+### Fixed
+
+- Crash when deleting local tracks from a playlist
+
+## [0.13.3] - 2023-06-11
+
+### Added
+
+- Instructions for installation with `cargo`
+
+### Removed
+
+- Instructions for installation with Snap as the package has been removed
+
+### Fixed
+
+- Disappearing selection in lists when removing the last element
+- Playback notification not being shown on some systems
+- IPC socket being overriden when opening multiple instances
+- IPC socket persisting after closing `ncspot`
+- Crash when submitting a command with a multibyte unicode character as the prefix
+- Tabs switching when command line is active and `Left`/`Right` is held down
+
+## [0.13.2] - 2023-05-04
+
+### Added
+
+- `ncurses_backend` feature flag to compile with `ncurses` support
+
+### Fixed
+
+- Crash when running with MPRIS support while D-Bus isn't available
+- Nerdfont icons not rendering correctly
+
+## [0.13.1] - 2023-04-05
+
+### Added
+
+- Vim-like page scrolling commands like `Ctrl+d`/`Ctrl+u` (not set to keybinding by default)
+- Double click emulation to play items
+
+### Changed
+
+- Split up the documentation to make it easier to find relevant information
+
+### Fixed
+
+- Documentation about library tabs to include the new browse tab
+- Incorrect D-Bus paths for the MPRIS implementation
+
+## [0.13.0] - 2023-03-09
+
+### Added
+
+- Example for how to use the UNIX domain socket IPC interface
+- `HighlightInactive` option to the theme config
+- `reconnect` command to reconnect to Spotify if network changes broke the current session
+- Support for basic password managers
+- Man page support
+- Shell completion support
+
+### Changed
+
+- Improve the way duration for items is displayed
+- Remove `pulseaudio` dependency from the Debian package
+
+### Fixed
+
+- `Ctrl+z` shortcut not working to put `ncspot` in the background
+- Cover not being sent to the notification if not compiled with the `cover` feature
+
+## [0.12.0] - 2022-12-29
+
+### Added
+
+- Context menu action to save/remove the album of the selected track to the library
+- Flatpak option to installation instructions
+- IPC socket on UNIX platforms to control `ncspot` remotely
+
+### Fixed
+
+- Crash information being dumped in the terminal. It is now automatically written to a file instead.
+- Bug causing command prompt to appear after 'Connecting to Spotify..' startup message after quiting
+  `ncspot`
+
+### [0.11.2] - 2022-10-15
+
+### Added
+
+- More context menu options to items to more closely match what's already offered for tracks
+- POSIX signal handling to quit gracefully when not closed by the user (eg. system shutdown)
+
+### Changed
+
+- Move playback controls out of their own submenu in the context menu
+
+### Fixed
+
+- Crash when trying to play an empty, shuffled queue
+
+### [0.11.1] - 2022-09-17
+
+### Changed
+
+- Mouse scrolling now moves the view, not the focussed element
+- Setting the track position now only works with a click, not by dragging the progress bar
+
+### Fixed
+
+- Back button going back twice when clicked once with the mouse
+- Back button clickable area not corresponding to the text on the button
+- Bug while dragging the track progress bar
+- Flickering when using the Termion TUI backend
+- Albums with more than 50 songs not showing all the songs when viewed in the library
+- Bug that could cause items to not load until the screen is filled on bigger screens
+
+[Unreleased]: https://github.com/hrkfdn/ncspot/compare/v0.13.4...HEAD
+[0.13.4]: https://github.com/hrkfdn/ncspot/compare/v0.13.3...v0.13.4
+[0.13.3]: https://github.com/hrkfdn/ncspot/compare/v0.13.2...v0.13.3
+[0.13.2]: https://github.com/hrkfdn/ncspot/compare/v0.13.1...v0.13.2
+[0.13.1]: https://github.com/hrkfdn/ncspot/compare/v0.13.0...v0.13.1
+[0.13.0]: https://github.com/hrkfdn/ncspot/compare/v0.12.0...v0.13.0
+[0.12.0]: https://github.com/hrkfdn/ncspot/compare/v0.11.2...v0.12.0
+[0.11.2]: https://github.com/hrkfdn/ncspot/compare/v0.11.1...v0.11.2
+[0.11.1]: https://github.com/hrkfdn/ncspot/compare/v0.11.0...v0.11.1