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rb-text-helpers

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<para>

</para>


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<para>

</para>


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<!-- ##### FUNCTION rb_text_direction_conflict ##### -->
<para>

</para>

@dir1: 
@dir2: 
@Returns: 


<!-- ##### FUNCTION rb_text_common_direction ##### -->
<para>

</para>

@first: 
@Varargs: 
@Returns: 


<!-- ##### FUNCTION rb_text_cat ##### -->
<para>

</para>

@base_dir: 
@Varargs: 
@Returns: 


