Chart data cant handle " ' "
*Created originally on Bitbucket by [Randomneo (Ростислав Місюра)](https://bitbucket.org/%7B5680167a-a38c-4095-a697-df0aa7531b25%7D/)*
If we set sheet name with `'` we'll not get DougnutChart
with that sheet name everything works
```
sheet.title = "some text"
```
if I add `'` chart don't set data range
```
sheet.title = "some ' text"
```
python version 2.7.15rc1
issue