ari wiki docs: add notes about allowMultiple parameters.

This patch adds a note to any parameter that has 'allowMultiple' set in
the Swagger documentation.

(closes issue ASTERISK-22704)
........

Merged revisions 402367 from http://svn.asterisk.org/svn/asterisk/branches/12


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@402368 65c4cc65-6c06-0410-ace0-fbb531ad65f3

rest-api-templates/api.wiki.mustache

@@ -26,6 +26,9 @@ h3. Path parameters
 h3. Query parameters
 {{#query_parameters}}
 * {{name}}: {{data_type}}{{#default_value}} = {{default_value}}{{/default_value}} -{{#required}} *(required)*{{/required}} {{{wiki_description}}}
+{{#allow_multiple}}
+** Allows comma separated values.
+{{/allow_multiple}}
 {{/query_parameters}}
 {{/has_query_parameters}}
 {{#has_header_parameters}}
@@ -33,6 +36,9 @@ h3. Query parameters
 h3. Header parameters
 {{#header_parameters}}
 * {{name}}: {{data_type}}{{#default_value}} = {{default_value}}{{/default_value}} -{{#required}} *(required)*{{/required}} {{{wiki_description}}}
+{{#allow_multiple}}
+** Allows comma separated values.
+{{/allow_multiple}}
 {{/header_parameters}}
 {{/has_header_parameters}}
 {{#has_error_responses}}