[BUGFIX] Fix two README typos

README.md

@@ -49,9 +49,9 @@ details and translations.
 Because of the quota costs we implemented a caching for the calls for each day. The response from the APIs will be
 saved and used for 24 hours. Normally the site cache would do it, but it could be, that the cache will be cleared
 multiple times in a row, or that the plugin is on an uncached page. The TYPO3 registry is used as a cache. The cleanup
-will is handled on the fly.
+is handled on the fly.
 
-If the `?disableYoutubeCache=1` parameter is added to the url, this cache will be ignored as well.
+If the `?disableYoutubeCache=1` parameter is added to the URL, this cache will be ignored as well.
 
 #### Possible way to solve the quota limit, if it's still reached