Update README.md

Author: anurag

README.md

@@ -1,7 +1,7 @@
 redis-cache-example
 ===================
 
-This is an example repository which comes with a preconfigured Redis dockerfile
-suitable for staging a Redis cache in Render. It's based off of the official
-Redis image (with Alpine linux) but has a few configuration tweaks optimized for
+This is an example repository which comes with a preconfigured Redis Dockerfile
+suitable for running a Redis cache in Render. It's based off of the official
+Redis image (with Alpine Linux) but has a few configuration tweaks optimized for
 Render as a cache.