Added support for decimal data type in schema.

Signed-off-by: Taylor Otwell <taylorotwell@gmail.com>

laravel/database/schema/grammars/mysql.php

@@ -337,6 +337,17 @@ class MySQL extends Grammar {
 		return 'FLOAT';
 	}
 
+	/**
+	 * Generate the data-type definintion for a decimal.
+	 *
+	 * @param  Fluent  $column
+	 * @return string
+	 */
+	protected function type_decimal(Fluent $column)
+	{
+		return "DECIMAL({$column->precision}, {$column->scale})";
+	}
+
 	/**
 	 * Generate the data-type definition for a boolean.
 	 *