Solves #1116
The code changes in `htmlhelper.py` remove the sponsorship links about
downloads from the release notes. This improves the clarity and focus of
the release notes by removing unnecessary information.
- Add function to replace relative image paths with absolute paths
- Add docs on static content and adding shortcuts to the config file
- Add url and view for rendering static image data
- Add `created` and `modified` fields to `RenderedContent` models
- Add caching and RenderedContent docs
- Change cache key for library description rendered content
- Add `CLEAR_STATIC_CONTENT_CACHE_DAYS` setting
- Add manager method and task to clear static content cache
- Move task scheduler to main app
- Add daily task to clear rendered content cache
- Use created date and not updated date
- Adds functions to retrieve raw events from the Google Calendar API, extract the data we need for those events, and order those events by month for display
- Documents the new env vars
- Adds new setting for the google calendar API url
- Adds `/calendar/` to URLs, which displays the rendered google calendar **but didn't prettify it**
- Adds events to homepage, using the existing template
- Edits to the homepage template to show the events and make the paging arrows work
- Add context processor to return most recent version to base template
- Add property for the stripped slug
- Add context processor to settings and retrieve val in template header
- Fix some news tests that test for specific query counts
fix tests
- Add method to get content of old release notes
- Add cached property with cache key for rendered content
- Add release notes to template
- Add admin for thee rendered content model
- Add import of release nnotes to admin download
- Add file type validator
- Apply validator to user image
- Save validator class to variable
- Add image validator to news image model field
- Add file size validator
- Enable file size validator on news and user model image fields
- Fix test
- Split import version into own task
- Add beta field to Version model
- Add task to import most recent beta version
- Accommodate beta releases in Artifactory downloads
- Fix bug in getting proper download files for beta releases
- Add ability to delete old beta versions when importing new beta version
- Hide release notes link for beta releases
- Comment why we don't get old downloads
- Add management command to get most recent beta release
- Add beta import to boost setup command
- Add docs on beta release import
- Get newest beta release when importing releases
- Add manager method to get most recent beta release
- Skip a couple failing tests after confirming behavior is working as expected
