Silence warning (! only applies to left operand of ==); also, use a value from the return enum

Gitter/Auth/KeychainItemWrapper.m

@@ -133,7 +133,7 @@
 
         CFMutableDictionaryRef outDictionary = NULL;
 
-        if (!SecItemCopyMatching((__bridge CFDictionaryRef)tempQuery, (CFTypeRef *)&outDictionary) == noErr)
+        if (SecItemCopyMatching((__bridge CFDictionaryRef)tempQuery, (CFTypeRef *)&outDictionary) != errSecSuccess)
         {
             // Stick these default values into keychain item if nothing found.
             [self resetKeychainItem];

Gitter/Media.xcassets/Icon.appiconset/Contents.json

 {
   "images" : [
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
+    {
+      "idiom" : "iphone",
+      "size" : "20x20",
+      "scale" : "3x"
+    },
     {
       "size" : "29x29",
       "idiom" : "iphone",
@@ -52,6 +62,16 @@
       "filename" : "180-180.png",
       "scale" : "3x"
     },
+    {
+      "idiom" : "ipad",
+      "size" : "20x20",
+      "scale" : "1x"
+    },
+    {
+      "idiom" : "ipad",
+      "size" : "20x20",
+      "scale" : "2x"
+    },
     {
       "size" : "29x29",
       "idiom" : "ipad",
@@ -113,6 +133,11 @@
       "idiom" : "ipad",
       "filename" : "167-167.png",
       "scale" : "2x"
+    },
+    {
+      "idiom" : "ios-marketing",
+      "size" : "1024x1024",
+      "scale" : "1x"
     }
   ],
   "info" : {