certificates: remove obsolete images references for #303

(cherry picked from commit 89e80a4c)

src/www/system_camanager.php

@@ -787,11 +787,9 @@ else :
                         // TODO : Need gray certificate icon
 
                         if ($ca['prv']) {
-                            $caimg = "/themes/{$g['theme']}/images/icons/icon_frmfld_cert.png";
                             $internal = "YES";
 
                         } else {
-                            $caimg = "/themes/{$g['theme']}/images/icons/icon_frmfld_cert.png";
                             $internal = "NO";
                         }
                     ?>

src/www/system_certmanager.php

@@ -1242,8 +1242,6 @@ else :
 				}
 			}
 
-                            // was: $certimg = "/themes/{$g['theme']}/images/icons/icon_frmfld_cert.png";
-
                             $certimg = '<span class="glyphicon glyphicon-certificate __iconspacer"></span>';
                         ?>
 						<tr>

src/www/system_crlmanager.php

@@ -681,7 +681,6 @@ else :
 					</tr>
 					</tfoot>					<tbody>
 					<?php
-                        $caimg = "/themes/{$g['theme']}/images/icons/icon_frmfld_cert.png";
                         // Map CRLs to CAs in one pass
                         $ca_crl_map = array();
                     foreach ($a_crl as $crl) {

src/www/system_usermanager.php

@@ -704,7 +704,6 @@ function import_ldap_users() {
                 if (!$group) :
                 ?>
                     <button class="btn btn-default btn-xs" name="delpriv[]_x" width="17" height="17" border="0"
-                        src="/themes/<?=$g['theme'];?>/images/icons/icon_x.gif"
                         onclick="document.getElementById('privid').value='<?=$i;?>';
                             document.getElementById('userid').value='<?=$id;?>';
                             document.getElementById('act').value='<?php echo "delpriv";?>';