BarChart new suggestion

* **Robe React UI Version:** 1.1.20
* **Robe React Commons: Version:** 1.0.81
* **Node Version:** v7.4.0
* **OS / Version:** MacOS Sierra 10.12.2
* **Browsers / Versions:** Version 55.0.2883.95 (64-bit)

### Expected behavior
It should be visible tooltip when  mouse on the own all area

### Actual behavior
I just have to my mouse on the chart for visible tooltip
