updated README.md

README.md

@@ -19,12 +19,12 @@ The script scrapes the weather forecast from the implemented sources (see the
 table below) and returns an object with the following fields
 
 -   **today:** an object with elements from the hour after the current one to
-    23, of type hourly (see below)
--   **tomorrow:** an object with elements from hours 0 to 23, of type hourly
+    23, of type `hourly` (see below)
+-   **tomorrow:** an object with elements from hours 0 to 23, of type `hourly`
     (see below)
 -   **dayAfterTomorrow:** an object with elements from hours 0 to 23, of type
-    hourly (see below)
--   **week:** an object with days 0 to 6, of type daily
+    `hourly` (see below)
+-   **week:** an object with days 0 to 6, of type `daily`
 -   **format:** an object specifying the meaning of `hourly` and `daily` type
     for the objects above