a bit of cleanup, bug fixes, and lint compliance

www/common/common-hash.js

@@ -477,7 +477,7 @@ Version 1
     // XXX consider putting Block functions in /common/outer/login-block.js
     Hash.createBlockHash = function (href, key) {
         if (typeof(href) !== 'string') { return; }
-        if (!key instanceof Uint8Array) { return; }
+        if (!(key instanceof Uint8Array)) { return; }
 
         // TODO verify inputs
         try { return href + '#' + Nacl.util.encodeBase64(key); }

www/common/common-util.js

@@ -139,7 +139,6 @@ define([], function () {
 
     // given a path, asynchronously return an arraybuffer
     Util.fetch = function (src, cb) {
-        var done = false;
         var CB = Util.once(cb);
 
         var xhr = new XMLHttpRequest();

www/common/cryptpad-common.js

@@ -897,7 +897,6 @@ define([
 
         }).nThen(function (waitFor) {
             var blockHash = LocalStore.getBlockHash();
-
             if (blockHash) {
                 console.log(blockHash);
                 var parsed = Hash.parseBlockHash(blockHash);
@@ -922,9 +921,6 @@ define([
                         return void console.error("failed to decrypt or decode block content");
                     }
                 }));
-            } else {
-                // XXX debugging
-                console.error("NO BLOCK HASH");
             }
         }).nThen(function (waitFor) {
             // XXX debugging

www/common/outer/local-store.js

@@ -63,7 +63,7 @@ define([
     };
 
     LocalStore.setBlockHash = function (hash) {
-        LocalStorage[Constants.blockHashKey] = hash;
+        localStorage[Constants.blockHashKey] = hash;
     };
 
     LocalStore.getAccountName = function () {