Merge branch 'dev' into 'master'

cache expiration is no longer displayed in multisite for admins

See merge request !15

includes/Settings.php

@@ -194,21 +194,19 @@ class Settings
                 <?php settings_fields('rrze-cache') ?>
 
                 <table class="form-table">
+                    <?php if (!is_multisite()) : ?>
                     <tr valign="top">
                         <th scope="row">
                             <?php esc_html_e('Lifetime', 'rrze-cache') ?>
                         </th>
                         <td>
                             <label for="rrze-cache-expires">
-                                <?php if (!is_multisite()) : ?>
                                 <input type="number" min="1" step="1" name="rrze_cache[cache_expires]" id="rrze-cache-expires" value="<?php echo esc_attr($this->options->cache_expires) ?>" class="small-text">
                                 <?php echo esc_html(_nx('Minute', 'Minutes', $this->options->cache_expires, 'rrze-cache-expires', 'rrze-cache')) ?>
-                                <?php else: ?>
-                                <?php echo esc_html(sprintf(_nx('%s minute.', '%s minutes.', $this->siteOptions->cache_expires, 'rrze-cache-expires', 'rrze-cache'), number_format_i18n($this->siteOptions->cache_expires))) ?>
-                                <?php endif ?>
                             </label>
                         </td>
                     </tr>
+                    <?php endif ?>
                     <tr valign="top">
                         <th scope="row">
                             <?php esc_html_e('Rules', 'rrze-cache') ?>