Remove "Project C.A.T.S." code

background.html

@@ -13,7 +13,6 @@
         <script type="text/javascript" src="filtering/myfilters.js"></script>
         <script type="text/javascript" src="filtering/filternormalizer.js"></script>
         <script type="text/javascript" src="js/idlehandler.js"></script>
-        <script type="text/javascript" src="js/cats.js"></script>
         <script type="text/javascript" src="catblock/channels.js"></script>
         <script type="text/javascript" src="js/edge-updates.js"></script>
         <script type="text/javascript" src="js/background.js"></script>

background_safari.html

@@ -12,7 +12,6 @@
         <script src="filtering/myfilters.js"></script>
         <script src="filtering/filternormalizer.js"></script>
         <script src="js/idlehandler.js"></script>
-        <script src="js/cats.js"></script>
         <script src="catblock/channels.js"></script>
         <script src="js/background.js"></script>
         <script src="js/safari_bg.js"></script>

catblock/channels.js

@@ -131,7 +131,7 @@ class Channels {
         var entries = storage_get("channels");
         if (!entries || (entries.length > 0 && !entries[0].name)) {
             // Default set of channels
-            if (CATS.isEnabled()) {
+            if (storage_get("project_cats")) {
                 this.add({ name: "TheCatsOfProjectCATS", param: undefined, enabled: true });
                 this.add({ name: "TheCatsOfCatBlockUsersChannel", param: undefined,
                       enabled: false });
@@ -140,6 +140,7 @@ class Channels {
                 this.add({ name: "TheCatsOfCatBlockUsersChannel", param: undefined,
                       enabled: true });
                 this.add({ name: "AprilFoolsCatsChannel", param: undefined, enabled: true });
+                this.add({ name: "TheCatsOfProjectCATS", param: undefined, enabled: false });
             }
         } else {
             for (var i=0; i < entries.length; i++) {

js/background.js

@@ -35,7 +35,6 @@ if (!SAFARI) {
         }
         if (data.start === undefined) {
             data.start = Date.now();
-            sessionstorage_set("installed", true);
         }
         if (data.total === undefined) {
             data.total = 0;
@@ -1551,14 +1550,8 @@ function makeReport() {
     return out;
 }
 
-var channels = null;
-
-// Init "Project CATS"
-CATS.init(function() {
-    channels = new Channels();
-});
-
 // CatBlock specific code
+var channels = new Channels();
 
 function addChannel(args) {
     return channels.add(args);