2.4.0: Release240 (#296)

* switch in FILTER_SANITIZE_FULL_SPECIAL_CHARS in place of FILTER_SANITIZE_STRING

* Clean up settings

Clean up autocomplete settings language

* language update

Updated Algolia required logo language. Fixes #281

* Add API link

First pass adding links to manage Algolia API keys #280

* Submenu ordering

Set submenu priority ordering

* plugin footer

Added a admin dashboard footer with relevant plugin links

* language clarity

Cleaned up options and provide more clarity on what they do

* More language updates

Clarification in settings and documentation

* convert to less strict filter that is still compatible

* bump php minimum version and confirm tested up to version

* catch some missed i18n spots

* Improve reindex and push settings help text

* Fix phpcs issues

* Prefix PHP vendor dependencies (#267)

* Add a vendor_prefixed dir for prefixing vendor libs

* Remove committed algoliasearch-client-php lib

* Add and configure brianhenryie/strauss

* Deprecate algolia_should_require_search_client filter with no replacement

* Require vendor_prefixed autoloader

* Extending WP_CLI_Command not necessary since WP-CLI 0.23.0 2016

* Add php-stubs/wordpress-stubs and php-stubs/wp-cli-stubs for dev

* Add class-algolia-cli.php to classmap.php

* Use prefixed Algolia PHP Client namespace

* Bump version to 2.3.2

* Add 2.3.2 to Changelog

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Co-authored-by: Michael Beckwith <tw2113@gmail.com>

* composer update run

* Feature/166 update readme content (#294)

* touch up the tags to remove a dash in "instantsearch" that should not be there

* touch up short and longer description to be a bit more accurate

* revise feature listing to be a bit more concise

* update links to reflect where support should go to vs feature requests/bugs

* apostrophe should not be there

* bump recommended version in prep for next release

* Fill in Laura's version for short description

* tag updates

* Fill in Laura's version for long description

* remove determined irrelevant keywords, add ecommerce and seo

* get faceted in the overall description and specifically feature section

* bump version number

* update changelog

* remove non-existant 2.3.2 release notes

* actually get our vendor prefixed files

* fix composer and package json versions

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Co-authored-by: Brad Williams <brad@webdevstudios.com>
Co-authored-by: Ashar Irfan <mrasharirfan@gmail.com>
Co-authored-by: Richard Aber <richaber@gmail.com>