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URI Factory

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Provide an implementation for the URI class.

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<para>
A factory that allows registering an implementation for the URI
class to override the simple internal one (#raptor_uri are char*).
Normally used by redland to replace #raptor_uri with #librdf_uri
</para>

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<para>

</para>

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<!-- ##### USER_FUNCTION raptor_new_uri_func ##### -->
<para>

</para>

@context: 
@uri_string: 
@Returns: 


<!-- ##### USER_FUNCTION raptor_new_uri_from_uri_local_name_func ##### -->
<para>

</para>

@context: 
@uri: 
@local_name: 
@Returns: 


<!-- ##### USER_FUNCTION raptor_new_uri_relative_to_base_func ##### -->
<para>

</para>

@context: 
@base_uri: 
@uri_string: 
@Returns: 


<!-- ##### USER_FUNCTION raptor_new_uri_for_rdf_concept_func ##### -->
<para>

</para>

@context: 
@name: 
@Returns: 


<!-- ##### USER_FUNCTION raptor_free_uri_func ##### -->
<para>

</para>

@context: 
@uri: 


<!-- ##### USER_FUNCTION raptor_uri_equals_func ##### -->
<para>

</para>

@context: 
@uri1: 
@uri2: 
@Returns: 


<!-- ##### USER_FUNCTION raptor_uri_copy_func ##### -->
<para>

</para>

@context: 
@uri: 
@Returns: 


