Tooltip issue

[REACH-101 Node descriptions are clipped in double click search](http://adsk-oss.myjetbrains.com/youtrack/issue/REACH-101)

Here's a current result:
1) ![search container](https://cloud.githubusercontent.com/assets/7658189/4996407/11b12656-69d0-11e4-88c6-a50b13957d6d.png)

2) ![workspace search container](https://cloud.githubusercontent.com/assets/7658189/4996409/15509bde-69d0-11e4-85f3-b18b49dc723e.png)