Remove clean and config from list

Author: kuychaco

js/controlbox.js

@@ -237,9 +237,7 @@ function(_yargs, d3, demos) {
         this.info('`git branch`')
         this.info('`git checkout`')
         this.info('`git cherry_pick`')
-        this.info('`git clean`')
         this.info('`git commit`')
-        this.info('`git config`')
         this.info('`git fetch`')
         this.info('`git log`')
         this.info('`git merge`')