Added URL redirect support directly in management panel

Added buttons that automatically redirects the user to the corresponding URL, in a new page.
Modified css and javascript accordingly.

lib/css/manage.css

@@ -6,6 +6,15 @@
 .urlContainer .urlId, .urlContainer .urlLink, .urlContainer .urlControl {
     display: inline;
 }
+.urlId button {
+    width: 35px;
+    height: 35px;
+    cursor: pointer;
+    background-color: aqua;
+    border-radius: 7px;
+    border: 0px;
+    outline: none;
+}
 .urlContainer .urlLink {
     border: none;
     background-color: transparent;