Log Message:
devel/ruby-backports: update to 3.11.4

3.11.2 (2018/04/10)

* Remove link  to www.pledgie.com.
* Update Rails' try [#115]

3.11.3 (2018/04/16)

* Update readme [ci skip]
* Oops, fix try correctly

3.11.4 (2018/08/27)

* Tweak README [ci skip]
* SVG badges in README
* Add a note about performance of match? backports [#17]
* Fix match? [#117]
* Tweak for Enumerator::ArithmeticSequence