www/ruby-liquid: update to 4.0.3
Update ruby-liquid to 4.0.3.
pkgsrc change: add "USE_LANGUAGES= # none".
## 4.0.3 / 2019-03-12
### Fixed
* Fix break and continue tags inside included templates in loops (#1072) [Justin Li]
## 4.0.2 / 2019-03-08
### Changed
* Add `where` filter (#1026) [Samuel Doiron]
* Add `ParseTreeVisitor` to iterate the Liquid AST (#1025) [Stephen Paul Weber]
* Improve `strip_html` performance (#1032) [printercu]
### Fixed
* Add error checking for invalid combinations of inputs to sort, sort_natural, where, uniq, map, compact filters (#1059) [Garland Zhang]
* Validate the character encoding in url_decode (#1070) [Clayton Smith]
## 4.0.1 / 2018-10-09
### Changed
* Add benchmark group in Gemfile (#855) [Jerry Liu]
* Allow benchmarks to benchmark render by itself (#851) [Jerry Liu]
* Avoid calling `line_number` on String node when rescuing a render error. (#860) [Dylan Thacker-Smith]
* Avoid duck typing to detect whether to call render on a node. [Dylan Thacker-Smith]
* Clarify spelling of `reversed` on `for` block tag (#843) [Mark Crossfield]
* Replace recursion with loop to avoid potential stack overflow from malicious input (#891, #892) [Dylan Thacker-Smith]
* Limit block tag nesting to 100 (#894) [Dylan Thacker-Smith]
* Replace `assert_equal nil` with `assert_nil` (#895) [Dylan Thacker-Smith]
* Remove Spy Gem (#896) [Dylan Thacker-Smith]
* Add `collection_name` and `variable_name` reader to `For` block (#909)
* Symbols render as strings (#920) [Justin Li]
* Remove default value from Hash objects (#932) [Maxime Bedard]
* Remove one level of nesting (#944) [Dylan Thacker-Smith]
* Update Rubocop version (#952) [Justin Li]
* Add `at_least` and `at_most` filters (#954, #958) [Nithin Bekal]
* Add a regression test for a liquid-c trim mode bug (#972) [Dylan Thacker-Smith]
* Use https rather than git protocol to fetch liquid-c [Dylan Thacker-Smith]
* Add tests against Ruby 2.4 (#963) and 2.5 (#981)
* Replace RegExp literals with constants (#988) [Ashwin Maroli]
* Replace unnecessary `#each_with_index` with `#each` (#992) [Ashwin Maroli]
* Improve the unexpected end delimiter message for block tags. (#1003) [Dylan Thacker-Smith]
* Refactor and optimize rendering (#1005) [Christopher Aue]
* Add installation instruction (#1006) [Ben Gift]
* Remove Circle CI (#1010)
* Rename deprecated `BigDecimal.new` to `BigDecimal` (#1024) [Koichi ITO]
* Rename deprecated Rubocop name (#1027) [Justin Li]
### Fixed
* Handle `join` filter on non String joiners (#857) [Richard Monette]
* Fix duplicate inclusion condition logic error of `Liquid::Strainer.add_filter` method (#861)
* Fix `escape`, `url_encode`, `url_decode` not handling non-string values (#898) [Thierry Joyal]
* Fix raise when variable is defined but nil when using `strict_variables` [Pascal Betz]
* Fix `sort` and `sort_natural` to handle arrays with nils (#930) [Eric Chan]
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