fix: doc improvements

Author: godber

README.md

@@ -6,8 +6,8 @@ cluster.
 [![Build Status](https://travis-ci.org/godber/teraslice-top.svg?branch=master)](https://travis-ci.org/godber/teraslice-top)
 
 This currently only has basic functionality of showing Teraslice Nodes, Workers,
-Slicers, Jobs and Execution Contexts.  There is not much in the way of
-configuration yet.  You will have to resize your screen to see all of the
+Slicers, Jobs and Execution Contexts.  There is not much in the way of control
+or configuration yet.  You will have to resize your screen to see all of the
 output and use `Ctrl+C` to exit it at this point.
 
 # Installation