feat(content): subscriber items

Also fix(sprites): resize and recanvas gift boxes

website/common/script/content/gear/sets/mystery.js

@@ -169,6 +169,12 @@ let armor = {
     mystery: '201707',
     value: 0,
   },
+  201710: {
+    text: t('armorMystery201710Text'),
+    notes: t('armorMystery201710Notes'),
+    mystery: '201710',
+    value: 0,
+  },
   301404: {
     text: t('armorMystery301404Text'),
     notes: t('armorMystery301404Notes'),
@@ -499,6 +505,12 @@ let head = {
     mystery: '201707',
     value: 0,
   },
+  201710: {
+    text: t('headMystery201710Text'),
+    notes: t('headMystery201710Notes'),
+    mystery: '201710',
+    value: 0,
+  },
   301404: {
     text: t('headMystery301404Text'),
     notes: t('headMystery301404Notes'),