Automatically wrap each Soliloquy caption text line in a paragraph tag.

functions.php

add_filter( 'soliloquy_output_item_data', 'ekf_filter_caption_paragraph_tags', 10, 3 );
function ekf_filter_caption_paragraph_tags( $image, $id, $data) {
	
	// Wrap the image caption text in paragraph tags
	$image['caption'] = wpautop( $image['caption'] );
	
	// Return the modified data.
	return $image;
	
}