[API v3] Fix calls to user.ops and deleting tags (#7204)

* v3: fixes calls to user.ops from views and deleting tags

* v3: fix tests that use user._statsComputed

test/spec/services/statServicesSpec.js

@@ -76,7 +76,11 @@ describe('Stats Service', function() {
         "armor" : "armor_warrior_1"
       };
       var user = {
-        _statsComputed: { str: 50 },
+        fns: {
+          statsComputed: function () {
+            return { str: 50 };
+          },
+        },
         stats: {
           lvl: 10,
           buffs: { str: 10 },
@@ -252,7 +256,8 @@ describe('Stats Service', function() {
 
   describe('mpDisplay', function() {
     it('displays mp as "mp / totalMP"', function() {
-      user._statsComputed = { maxMP: 100 };
+      user.fns = {};
+      user.fns.statsComputed = function () { return { maxMP: 100 } };
       user.stats.mp = 30;
       var mpDisplay = statCalc.mpDisplay(user);
 
@@ -260,7 +265,8 @@ describe('Stats Service', function() {
     });
 
     it('Rounds mp down when given a decimal', function() {
-      user._statsComputed = { maxMP: 100 };
+      user.fns = {};
+      user.fns.statsComputed = function () { return { maxMP: 100 } };
       user.stats.mp = 30.99;
       var mpDisplay = statCalc.mpDisplay(user);