Context help

As a DOMS-GUI user I want to easily get information on what a given item in the GUI is used for , so that I can easily learn to use the GUI.

User story made from suggestions in sources:

NyeFunktioner2

Developer-notes:
- A user is uncertain how a certain element is used
- He points and/or clicks the mouse at an i-icon
- Context help is shown in a tool tip