Integrate new PHP client into embed shortcode logic
Add doc strings
Reorganize plugin function for better legibility
Integrate PHP client into settings
Add comment to tinymce_init helper
Add composer requirements
Add composer libs
Update version number to 2.7
Add custom_plugin_info to chooser requests
Fix issue where  was undefined
Allow embeds to be sized based on the image size
Update composer files
Merge branch 'integrate-php-client'