Update CHANGELOG

Author: iamWing

CHANGELOG.md

@@ -5,6 +5,20 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+## [2020.06.19]
+### Added
+- Vim plugin `dense-analysis/ale` (a.k.a. ALE) for much faster linting.
+- Auto hide `colorcolumn` and line numbers on quick fix, help, fugitive, and
+YouCompleeteMe windows.
+
+### Changed
+- Color of vim `cursorcolumn` to use the colour defined in `colorscheme`.
+- Terminal size in vim reduced to `15x0`.
+
+### Removed
+- Vim plugin `syntasic` as it slows down the save/load time to seconds even on
+a top spec 16" MacBook Pro.
+
 ## [2020.06.18]
 ### Added
 - `iputils-ping` package in dockerfiles to allow ping.
@@ -24,6 +38,7 @@ found` by pinning the `pipenv` version to `2018.11.26`.
 - `.vimrc` configured for Python developemnt.
 - Ubuntu 20.04 based dockerfiles to build images for Python 3.7 & 3.8 variants.
 
-[Unreleased]: https://github.com/devtography/pyvim/compare/2020.06.18...HEAD
+[Unreleased]: https://github.com/devtography/pyvim/compare/2020.06.19...HEAD
+[2020.06.19]: https://github.com/devtography/pyvim/compare/2020.06.18...2020.06.19
 [2020.06.18]: https://github.com/devtography/pyvim/compare/2020.06.17...2020.06.18
 [2020.06.17]: https://github.com/devtography/pyvim/releases/tag/2020.06.17