tracks/dlang/config.json in trackler-2.0.3.5 vs tracks/dlang/config.json in trackler-2.0.3.6

@@ -33,156 +33,74 @@
       "difficulty": 1,
       "topics": []
     },
     {
       "slug": "rna-transcription" ,
-      "difficulty": 1,
+      "difficulty": 2,
       "topics": []
     },
     {
       "slug": "raindrops" ,
       "difficulty": 1,
       "topics": []
     },
     {
       "slug": "bob" ,
-      "difficulty": 1,
+      "difficulty": 2,
       "topics": []
     },
     {
       "slug": "etl" ,
-      "difficulty": 1,
+      "difficulty": 2,
       "topics": []
     },
     {
       "slug": "hamming" ,
-      "difficulty": 1,
+      "difficulty": 2,
       "topics": []
     },
     {
       "slug": "nucleotide-count" ,
-      "difficulty": 1,
+      "difficulty": 3,
       "topics": []
     },
     {
       "slug": "robot-name" ,
-      "difficulty": 1,
+      "difficulty": 3,
       "topics": []
     },
     {
       "slug": "difference-of-squares" ,
-      "difficulty": 1,
+      "difficulty": 2,
       "topics": []
     },
     {
       "slug": "roman-numerals" ,
-      "difficulty": 1,
+      "difficulty": 3,
       "topics": []
     },
     {
       "slug": "series" ,
-      "difficulty": 1,
+      "difficulty": 3,
       "topics": []
     },
     {
       "slug": "triangle" ,
-      "difficulty": 1,
+      "difficulty": 2,
       "topics": []
     },
     {
       "slug": "crypto-square" ,
-      "difficulty": 1,
+      "difficulty": 3,
       "topics": []
     },
     {
       "slug": "circular-buffer" ,
-      "difficulty": 1,
+      "difficulty": 4,
       "topics": []
     },
     {
-      "slug": "pangram",
-      "difficulty": 1,
-      "topics": []
-    }
-  ],
-  "exercises": [
-    {
-      "slug": "hello-world" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "gigasecond" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "rna-transcription" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "raindrops" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "bob" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "etl" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "hamming" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "nucleotide-count" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "robot-name" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "difference-of-squares" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "roman-numerals" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "series" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "triangle" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "crypto-square" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
-      "slug": "circular-buffer" ,
-      "difficulty": 1,
-      "topics": []
-    },
-    {
       "slug": "pangram" ,
       "difficulty": 1,
       "topics": []
     }
   ],
@@ -194,5 +112,6 @@
   ],
   "foregone": [
 
   ]
 }
+