* Added documentation tiddlers for reduce filter run prefix
* Make filter text box wider so long filters fit better
* removed some duplicate words
* Restored the :reduce filter run prefix tip
* Extends :map filter run prefix to provide the variables index, revIndex and length to bring it into line with :reduce
* update :maps examples
* docs: fix formatting issue with documentation
* Make currentTiddler variable consistent in subfilters and filter run prefixes
* Updated filterun prefix and subfilter operators to use ..currentTiddler instead of outerCurrentTiddler
* Add :sort filter run prefix, docs and tests. Also extended .utils.makeCompareFunction with a flag for caseSensitivity.
* Documentation updates
* Move case sensitivity handling entirely to utils method so it is reusable
Fixes#5246. Now the reduce operator and :reduce filter run prefix will
both return empty output when their input is empty, so that both can be
chained together with the else operator or :else prefix.
* Add string '.htm' to 'Saving with TiddlyIE'
* Change external links to match locale with wiki language
* Add instructions for use to 'Saving on Android'
* Change string in 'task'
* Change instructions for use in 'Saving on iPad/iPhone'
* Add newline to 'TiddlyDesktop Releases'
* Remove caption from 'Serving TW5 from Android'
* Change link to external in tiddlers which tagged 'Editions'
* Remove string 'index.html' from 'Some of the things you can do with TiddlyWiki'
* Change link 'TiddlyWiki Groups' to 'Forums' in tiddlers which tagged 'Community'
* Remove CamelCase link 'TiddlyWiki' from tiddlers tagged 'Community'
* Change string 'done' to 'Upgrade' in 'UpgradeMechanism'
* Change buttons to images in 'How to export tiddlers'
* Add images about buttons to tiddlers
* Add quotation mark to text 'edit' in 'Signing the Contributor License Agreement'
* Rename 'UsingSVG' to 'Using SVG'
* Change link 'TypedBlockWikiText' to 'Typed Blocks in WikiText' in 'Using SVG'
* Add tiddler 'Using Stamp'
* Add 'rel="noopener noreferrer"' to external links
* Add description about 'rel="noreferrer"' to 'HTML in WikiText'
* Add link of prerelease version about translators edition, and how to translate on Node.js, in 'Translate TiddlyWiki into your language'
* Change string 'dropdown' to 'tab' in 'Installing a plugin from the plugin library'
* Add download button to 'Empty Edition'
