Use Select2 to select CPT

[soderlind]

This pull request includes several updates to the wp-loupe WordPress plugin, focusing on version upgrades, new features, and code refactoring. The most important changes include updating dependencies, adding new functionalities for custom post types, and improving the user interface with Select2 for better user experience.

Version and Dependency Updates:

• Updated the version of the plugin to 0.0.10 in composer.json, package.json, readme.txt, and wp-loupe.php. [1] [2] [3] [4]
• Updated the loupe/loupe dependency from ~0.6.3 to ~0.9.0 in composer.json.

New Features:

• Added a private variable $cpt to store custom post types in includes/class-wploupe-settings-page.php and utilized it in settings fields. [1] [2] [3]
• Enqueued Select2 library for better selection UI in the settings page. [1] [2]

Code Refactoring:

• Added a dump function for debugging purposes in wp-loupe.php.
• Modified the posts_pre_query method to include debug dumps and removed the admin check for search queries in wp-loupe.php. [1] [2]