Minor Grammar Fix. Adding some little features

Minor Grammar Fix in static text:
- Index
- Module-Profile
- Planner
- Deployer
- SLA

If TextArea in Deployer for describing and deploying an deployable plan is closed and open the text area will not remove the text.

Fix error in Monitor. The status UNKNOWN in applications thrower an error in Monitor.
Config.js entry is deleted in Index.
This could be directly compared (textarea.length == 0)