Tasks connected with tooltip.

Here I have included next tasks:
[MAGN-4765](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-4765) DUI: If Desc and pic missing from tooltip - remove the top part
[MAGN-4615](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-4615) DUI: Some tooltips' margins are off
[MAGN-4672](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-4672) DUI: Tooltip content for inputs and outputs
[MAGN-4379](http://adsk-oss.myjetbrains.com/youtrack/issue/MAGN-4379) DUI: Change the tooltip fade out time to 0.5 seconds

At every part I made comment.
For query/actions: Have the name that is shown on the inputs.
![image](https://cloud.githubusercontent.com/assets/8158404/4418054/8df4818e-455b-11e4-86a7-746421c5e087.png)