- Removes the special case for library card selection and adds support for clearing all caches with an empty attribute also with links and select fields.

- More flexible options-element configuration
- Pass submitted form data to getRecipient. This allows one to extend the method and vary the recipient depending on form data.
- Refactor the list of form element setting fields to read from configuration to getFormElementSettingFields (again in order to ease extending).
- Fix bugs related to translation of submitted checkbox elements.

* Count all transaction statuses in the total.

* Use separate translations for account notifications. Revert counting change.

- Also includes change to default fl from "*,score" to "*" since score is unused.

- This makes the format transformation tolerant of a wider range of terms (which helps with Summon, but may also be beneficial for other platforms/situations).
- Right now, conference proceedings and book chapters are treated as "generic," but it may be desirable to be more specific if documentation can be found on what values to use.

- add new itemPrefix/itemSuffix options.
- use schema.org property "datePublished" instead of invalid "publicationDate".
- schema.org changes for isbn, issn, identifier, language.
- use itemPrefix/itemSuffix for DOI + Edition.

- Resolves VUFIND-1384.

This allows the factory to create also subclasses of the Markdown class.

- Note that the database upgrade tool must be run after loading this commit to ensure that the shortlinks table's hash column is correctly populated.

- Add support for configuring help texts to be displayed before
  and/or after the form element.
- Move translation of help texts from template to Form handler
  in order to ease extending.
- Add form group specific CSS-classes.

- Allows login with institution ID instead of barcode.
- Includes some variable renaming and null coalescing for improved style/clarity.

* Prototype of ParentTemplate helper.

* Check for bottom of theme stack.

* Move helper to VuFindTheme. Remove templatePath functionality.

* Add templatePath helper for getting a template from any theme.

* Documentation and checkstyles.

* php-cs-fixer

* Fix copy-typo.

* Add unit-test.

* Checkstyles.

* Checkstyles: return value

* Checkstyles: exception test - comments to code.

* Update package.json to eliminate vulnerabilities.

* Add TemplatePath tests.

- Simplify querying
- Improve date processing

- Eliminate deprecated annotations and method calls.
- Add required return types to standard methods.
- Add php-cs-fixer rules to improve tests.
- Add .gitignore support for new test result cache.
- Fixed a few minor bugs/bad comments identified while upgrading.