Group Direction Tags

Tags for selecting a direction.

/*!
 * @defgroup DirectionTags Direction Tags
 * 
 * @brief Tags for selecting a direction.
 * 
 * @tag DirectionTags#Input
 * 
 * @headerfile <seqan/basic.h>
 * 
 * @brief Tag for selecting the input direction.
 * 
 * @signature typedef Tag<Input_> Input;
 * 
 * @tag DirectionTags#Output
 * 
 * @headerfile <seqan/basic.h>
 * 
 * @brief Tag for selecting the output direction.
 * 
 * @signature typedef Tag<Output_> Output;
 * 
 * @tag DirectionTags#Bidirectional
 * 
 * @headerfile <seqan/basic.h>
 * 
 * @brief Tag for allowing both input and output.
 * 
 * @signature typedef Tag<Bidirectional_> Bidirectional;
 */