Remove package descriptions from README

As package descriptions are automatically generated by GoDoc, there is
not need to maintain a separate set of descriptions for our packages.
Therefore, the README is being updated to show only examples.

README.md

@@ -3,17 +3,9 @@
 
 This repository contains useful code that we use in our Go projects.
 
-## Random
-Random generates cryptographically random strings. This can be used to generate variables such as session IDs.
+## Examples
 
-## Web
-### FileServer
-FileServer creates a file server that serves files from from a "Root" folder. It will call "NotFound" HandlerFunc if the path contains '..' or if the file cannot be found on the system
-
-### Server
-Server extends the default HTTP server with graceful shutdown on receiving `SIGINT` or `SIGTERM`. The web server is a 1 to 1 replacement of http.Server's `ListenAndServe()`.
-
-Example code:
+### web.Server
 ```
 import (
 	"log"