Issue 2383 - Added links to options page sidebar

skin/options.css

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2015 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 93 matching lines @@
   display: flex;
   flex-flow: row wrap;
 }
 
 .tabs li
 {
   cursor: pointer;
   display: flex;
 }
 
-.tabs li span:first-child
+.tabs li a:first-child
 {
   flex: 1;
+  color: inherit;
+  text-decoration: none;
 }
 
 .tabs.vertical
 {
   list-style: none;
   margin: 0px;
   position: relative;
   padding: 0px;
   width: 198px;
 }
@@ skipping 79 matching lines @@
   width: 16px;
 }
 
 #tab-share .icon
 {
   background-position: -60px -17px;
   height: 16px;
   width: 16px;
 }
 
-#tab-donate .icon
+#tab-contribute .icon
 {
   background-position: -30px -17px;
   height: 16px;
   width: 16px;
 }
 
 #tab-content
 {
   background-color: #FFFFFF;
   border: 1px solid #CDCDCD;
   border-radius: 8px;
   padding: 0px 60px 40px 60px;
   width: 960px;
 }
 
 #tab-content h1
 {
   border-bottom: 1px solid #CDCDCD;
   margin: 0px;
   padding: 40px 0px 16px 0px;
 }
 
-.nav-link
+#link-version
 {
-  -moz-margin-start: 12px;
-  -webkit-margin-start: 12px;
+  display: flex;
+  margin: 12px 20px;
   color: #3A7BA6;
+  text-decoration: none;
+}
+
+#abp-version
+{
+  -moz-margin-start: 5px;
+  -webkit-margin-start: 5px;
 }
 
 #content-wrapper
 {
   position: relative;
 }
 
 #content-wrapper > div
 {
   display: none;
@@ skipping 613 matching lines @@
   -moz-padding-end: 10px;
   -webkit-padding-start: 0px;
   -moz-padding-start: 0px;
 }
 
 #other-language .display
 {
   -webkit-margin-start: 10px;
   -moz-margin-start: 10px;
 }