Make sure larger images get sized down correctly.

src/styles/components/_buddylist.scss

@@ -167,6 +167,8 @@
       position: absolute;
       right: 0;
       top: 0;
+      max-height: 100%;
+      max-width: 100%;
     }
   }
   .buddyPictureSmall {

src/styles/components/_chat.scss

@@ -378,6 +378,8 @@
       right: 0;
       position: absolute;
       top: 0;
+      max-height: 100%;
+      max-width: 100%;
     }
   }
 }