also adding search fields index check for birth year in the admin list view search fields. this
is during the foreach loop that populates the birth year range dropdown
<select class="obit-search-select" id="b_yr_range" data-id="b_yr_range" name="b_yr_range">
<option value="">Select a date range</option>
{foreach from=$birthDeathRange.birth item=r}
- <option value="{$r.start}" {if $search_fields.b_range == {$r.start}} selected="selected"{/if}>
+ <option value="{$r.start}" {if 'b_range'|array_key_exists:$search_fields }{if $search_fields.b_range == {$r.start}} selected="selected"{/if}{/if}>
{$r.start} - {$r.end}
</option>
{/foreach}