config.json in trackler-2.0.5.9

- old
+ new

@@ -559,18 +559,34 @@
         "Algorithms",
         "Transforming"
       ]
     },
     {
+      "slug": "markdown",
+      "difficulty": 5,
+      "topics": [
+        "Parsing",
+        "Transforming",
+        "Refactoring"
+      ]
+    },
+    {
       "slug": "run-length-encoding",
       "difficulty": 5,
       "topics": [
         "Algorithms",
         "Transforming"
       ]
     },
     {
+      "slug": "book-store",
+      "difficulty": 5,
+      "topics": [
+        "Recursion"
+      ]
+    },
+    {
       "slug": "tournament",
       "difficulty": 6,
       "topics": [
         "Text formatting",
         "Parsing"
@@ -702,9 +718,17 @@
     {
       "slug": "two-bucket",
       "difficulty": 8,
       "topics": [
         "Logic"
+      ]
+    },
+    {
+      "slug": "connect",
+      "difficulty": 8,
+      "topics": [
+        "Parsing",
+        "Transforming"
       ]
     },
     {
       "slug": "say",
       "difficulty": 8,