Refactored Caching, Refactored BnfNodeParser, Introduced Sphinx

src/cache/IncCache.py

@@ -0,0 +1,18 @@
+from cache.Cache import Cache
+
+
+class IncCache(Cache):
+    """
+    Increment the value of the key every time it's accessed
+    """
+
+    def _get(self, key):
+        value = super()._get(key) or 0
+        value += 1
+        self._put(key, value)
+        return value
+
+    def _put(self, key, value):
+        self._cache[key] = value
+        self._add_to_add(key)
+        return True