Whitespace cleanup

assets/css/opentools-updatecheck.css

 
 tr.otup_update_credentials .update-credentials {
-/*     font-size: 13px; */
-/*     font-weight: 400; */
     margin: 0 10px 8px 31px;
     padding: 6px 12px 8px 40px;
     background-color: #f7f7f7;

library/css/ordernumber.css

@@ -36,7 +36,7 @@ td.counter_value {
 
 fieldset table.ordernumber-countertable img {
     padding: 0;
-    margin: 0;    
+    margin: 0;
 }
 div.ordernumber-ajax-loading, div.ordernumber-counter-addbtn {
     display: inline;
@@ -106,7 +106,7 @@ table.ordernumber_variables tbody tr td input {
 
 table.ordernumber_variables img {
     padding: 0;
-    margin: 0;    
+    margin: 0;
 }
 tr.rowhidden {
 	display: none;