Merge pull request #222 from cloudfoundry/fix-remove-bad-links

Fix remove bad links

Author: anita-flegg

cf-deployment/index.html.md.erb

@@ -14,8 +14,7 @@ following:
 * Readability for a human operator: `cf-deployment` includes only necessary
 configuration
 * Security and production-readiness by default
-* Native use of [Diego](../../concepts/diego/diego-architecture.html) and lack
-of support for [Droplet Execution Agents](../../concepts/architecture/execution-agent.html)
+* Native use of [Diego](../../concepts/diego/diego-architecture.html)
 
 ##<a id='prepare'></a> Prepare Your Environment