updated to version 5.0.0
see installed History.md
## 5.0.0 / 2021-01-06

### Features
* Add new `{% render %}` tag (#1122) [Samuel Doiron]
* Add support for `as` in `{% render %}` and `{% include %}` (#1181) [Mike Angell]
* Add `{% liquid %}` and `{% echo %}` tags (#1086) [Justin Li]
* Add [usage tracking](README.md#usage-tracking) [Mike Angell]
* Add `Tag.disable_tags` for disabling tags that prepend `Tag::Disableable` at render time (#1162, #1274, #1275) [Mike Angell]
* Support using a profiler for multiple renders (#1365, #1366) [Dylan Thacker-Smith]

### Fixes
* Fix catastrophic backtracking in `RANGES_REGEX` regular expression (#1357) [Dylan Thacker-Smith]
* Make sure the for tag's limit and offset are integers (#1094) [David Cornu]
* Invokable methods for enumerable reject include (#1151) [Thierry Joyal]
* Allow `default` filter to handle `false` as value (#1144) [Mike Angell]
* Fix render length resource limit so it doesn't multiply nested output (#1285) [Dylan Thacker-Smith]
* Fix duplication of text in raw tags (#1304) [Peter Zhu]
* Fix strict parsing of find variable with a name expression (#1317) [Dylan Thacker-Smith]
* Use monotonic time to measure durations in Liquid::Profiler (#1362) [Dylan Thacker-Smith]

### Breaking Changes
* Require Ruby >= 2.5 (#1131, #1310) [Mike Angell, Dylan Thacker-Smith]
* Remove support for taint checking (#1268) [Dylan Thacker-Smith]
* Split Strainer class into StrainerFactory and StrainerTemplate (#1208) [Thierry Joyal]
* Remove handling of a nil context in the Strainer class (#1218) [Thierry Joyal]
* Handle `BlockBody#blank?` at parse time (#1287) [Dylan Thacker-Smith]
* Pass the tag markup and tokenizer to `Document#unknown_tag` (#1290) [Dylan Thacker-Smith]
* And several internal changes

### Performance Improvements
* Reduce allocations (#1073, #1091, #1115, #1099, #1117, #1141, #1322, #1341) [Richard Monette, Florian Weingarten, Ashwin Maroli]
* Improve resources limits performance (#1093, #1323) [Florian Weingarten, Dylan Thacker-Smith]