Remove duplicate CSS properties

Remove unused parameter

resources/assets/js/cachet.js

@@ -306,7 +306,7 @@ $(function () {
             });
         };
 
-        sparkLine(false);
+        sparkLine();
     }
 
     function goToStep(current, next) {

resources/assets/sass/plugins/_messenger.scss

@@ -346,7 +346,6 @@ ul.messenger-theme-air .messenger-message .messenger-actions a {
     border-radius: 4px;
     text-decoration: none;
     display: inline-block;
-    padding: 10px;
     color: #888888;
     margin-right: 10px;
     padding: 3px 10px 5px;
@@ -452,7 +451,6 @@ ul.messenger-theme-air .messenger-spinner {
     left: 12px;
     top: 50%;
     margin-top: -13px;
-    z-index: 999;
     height: 24px;
     width: 24px;
     z-index: 10;