Hotfix: improved some comments + README

Author: Screenfeed

README.md

@@ -43,7 +43,7 @@ function my_plugin_init() {
 	// Your class defining your custom DB table.
 	$table_def = new MyCustomTableDefinition();
 
-	// The upgrader: it will upgrade your DB table automatically if the schema changes.
+	// The upgrader: it will upgrade your DB table automatically if its version changes.
 	$upgrader = new TableUpgrader( new Table( $table_def ) );
 	$upgrader->init();
 }

src/DBWorker/WorkerInterface.php

@@ -126,7 +126,6 @@ public function count_table_rows( string $table_name, string $column = '*' ): in
 
 	/**
 	 * Get the DB's last error.
-	 * This is merely a wrapper to get $wpdb->last_error.
 	 *
 	 * @since 0.3
 	 *

src/Table.php

@@ -170,8 +170,7 @@ public function count( string $column = '*' ): int {
 	}
 
 	/**
-	 * Get the DB’s last error.
-	 * This is merely a wrapper to get $wpdb->last_error.
+	 * Get the DB's last error.
 	 *
 	 * @since 0.3
 	 *