Move widget, templates, libraries and functions into includes directory

includes/templates/event-staff.php

@@ -0,0 +1,14 @@
+<?php
+if ( !function_exists( 'sportspress_event_staff' ) ) {
+	function sportspress_event_staff( $id = null ) {
+
+		if ( ! $id )
+			$id = get_the_ID();
+		$staff = (array)get_post_meta( $id, 'sp_staff', false );
+
+		$output = '';
+
+		return apply_filters( 'sportspress_event_staff',  $output );
+
+	}
+}