add changelog (#115)

Signed-off-by: Matthew Peveler <matt.peveler@gmail.com>

Author: MasterOdin

CHANGELOG.md

@@ -0,0 +1,160 @@
+# Changelog
+
+## 1.0.0 (??)
+
+### Features
+
+* __breaking__ Drop support for Python 2 and Python 3.4
+* __breaking__ Rename environment variable `TLDR_REMOTE_SOURCE` to `TLDR_SOURCE`
+* __breaking__ Remove ability to print out multiple pages at the same time
+* __breaking__ Make `--update` act the same as `--download_cache`, remove ability to only update currently cached pages
+* __breaking__ Remove `--download_cache` flag (redundant to `--update`)
+* __breaking__ Remove printing of tldr page to console width, and remove any ability to paint blank lines (see #98 for more info)
+* Verify if colors specified via environment variables are valid, fallback to default if not
+* Set `User-Agent` header for urlopen requests
+* Allow specifying endpoints for pages and cache via environment variables
+* Explicitly state support for Python 3.8
+* Use default terminal colors instead of always white for printing text
+* Catch KeyboardInterrupt exception to display appropriate message
+* Add ability to disable SSL inspection
+* Add `--version` flag to cli to print out cli version and supported client specification
+* Move to using `long_description` and `long_description_content_type` to handle markdown README in setup.py
+* Add support for handling pages in other languages
+* Remove symlink script in-favor of entry_points again
+* Narrow top-level catch-all exception to only catch urllib exceptions
+
+### Fixes
+
+* Handle using `file://` as remote source for pulling pages
+* Improve handling of environment variable colors to not be order specific of options
+
+### Chores
+
+* Update LICENSE to LICENSE.md
+* Move to GitHub actions from Travis-CI
+* Use flake8 to lint codebase
+
+## 0.5.0 (04/01/2019)
+
+### Features
+
+* Changed `--os` flag to `--platform` to conform to client specification
+* Add windows as available platform to search for for `--platform` option
+* Add `--render` flag to parse local markdown files
+* Add `--download_cache` flag to pull down entire TLDR cache
+* Explicitly state support for Python 3.7
+* Print errors to `sys.stderr` and use non-zero exit code
+
+### Fixes
+
+* Use newer raw github path to fetch pages
+* Detect windows as current platform from sys.platform
+
+## 0.4.4 (06/03/2018)
+
+### Fixes
+
+* Fix using http to fetch pages in 0.4.3, use https again
+* Fix the cli options always using their default values
+* Fix typo in parameter name in function definition
+
+## 0.4.3 (06/03/2018)
+
+### Features
+
+* Add `--source` option to control where to fetch page
+* Add support for space separated commands, fallback to showing multiple pages if concatenated name does not exist
+* Add `--color` option to toggle whether to strip colors or not.
+
+## 0.4.2 (01/14/2018)
+
+### Fixes
+
+* Use https for fetching pages
+* Use symlink over entry points for package installation
+
+### Chores
+
+* Add description of cache location to README
+
+## 0.4.1 (11/29/2017)
+
+### Fixes
+
+* Add Python 3.6 to setup.py classifiers
+* Check `USE_CACHE` before attempting to load from cache
+
+## 0.4.0 (06/04/2017)
+
+### Features
+
+* Update default colors to match node client (remove blue default background color)
+* Add top-level exception handling to catch all thrown exceptions and display generic network message
+* Test against Python 3.6
+* Add support for setting cache location using `XDG_CACHE_HOME` environment variable for cache location
+* Move default cache location from `${HOME}/.tldr_cache` to `${HOME}/.cache/tldr` (if `XDG_CACHE_HOME` not set)
+
+### Fixes
+
+* Write and read from cache files using binary mode
+
+## 0.3.0 (08/15/2016)
+
+### Features
+
+* Use cache to display page by default before attempting to fetch from network, depending on age
+* Add configuration settings to control cache enabled and max page age before fetching via network
+* Add `--update` flag to update all previously cached pages
+
+### Chores
+
+* Update README with information on color configuration
+* Add pypi badge to README
+
+## 0.2.0 (02/01/2016)
+
+### Features
+
+* Nest `get_terminal_size()` to prevent namespace pollution
+* Add ability to cache fetched pages, which are used as fallback if there is network problems
+* Add ability to omit background colors when printing
+* Use `setuptools_scm` to determine version for client in setup.py
+
+### Fixes
+
+* Fix URL pointing to old location to client in setup.py
+
+## 0.1.3.1 (01/06/2016)
+
+### Features
+
+* Use setuptools-markdown to parse markdown readme for pypi
+
+### Fixes
+
+* Add missing Python 3.4 and 3.5 classifiers to setup.py
+
+## 0.1.3 (01/06/2016)
+
+### Features
+
+* Add support for parsing and painting user input parameters in tldr pages
+
+### Build
+
+* Create basic test suite
+* Set-up Travis test pipeline for Python 2.7, 3.3+
+
+## 0.1.2 (12/31/2015)
+
+### Features
+
+* Migrate to tldr-pages organization from rprieto
+* Add ability to set display colors via environment variables
+* Add basic README
+* Replace `os.popen()` with equivalent functions from subprocess module
+* Add support for client for Windows
+
+## 0.1.1 (03/13/2014)
+
+* Initial Release